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Sequences
Sequence
Aliquot sequence
Home prime base 2
Home prime base 3
Home prime base 4
Home prime base 5
Home prime base 6
Home prime base 7
Home prime base 8
Home prime base 9
Home prime base 10
Home prime base 11
Home prime base 12
Home prime base 13
Home prime base 14
Home prime base 15
Home prime base 16
Home prime base 17
Home prime base 18
Home prime base 19
Home prime base 20
Home prime base 21
Home prime base 22
Home prime base 23
Home prime base 24
Home prime base 25
Home prime base 26
Home prime base 27
Home prime base 28
Home prime base 29
Home prime base 30
Home prime base 31
Home prime base 32
Home prime base 33
Home prime base 34
Home prime base 35
Home prime base 36
Inverse home prime base 2
Inverse home prime base 3
Inverse home prime base 4
Inverse home prime base 5
Inverse home prime base 6
Inverse home prime base 7
Inverse home prime base 8
Inverse home prime base 9
Inverse home prime base 10
Inverse home prime base 11
Greatest prime factor ^2+1
Greatest prime factor ^2+2
Greatest prime factor ^2-1
Greatest prime factor ^2-2
Greatest prime factor ^3+1
Greatest prime factor ^3-1
Silvester/Euclid sequence
Start with
Show whole sequence
Show last 20 elements
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Download .elf file
Status
n
Digits
Number
Checked
4026
153
(show)
1665553537...82
<153>
=
2
·
3
·
7
·
317
·
10531
·
166613
·
1944123444552463
<16>
·
3667310736...67
<124>
Checked
4027
153
(show)
2153820941...06
<153>
=
2
·
3
·
7
·
113
·
4538181503...61
<149>
Checked
4028
153
(show)
2812764895...22
<153>
=
2
·
3
·
13^2
·
23
·
6176221
·
1445675155021037
<16>
·
1350747265...63
<127>
Checked
4029
153
(show)
3543636144...94
<153>
=
2
·
3
·
7
·
13
·
1293133
·
4851697
·
204589327483
<12>
·
2242483722180543048362541692071
<31>
·
98358839988120671758348587439787947
<35>
·
2292418701...59
<61>
Checked
4030
153
(show)
5179169062...26
<153>
=
2
·
3
·
7
·
13
·
8552316875200520785418734837847626135690341767
<46>
·
36418040719004580103347680939237184065393580343277
<50>
·
3045559469...09
<55>
Checked
4031
153
(show)
7569554784...34
<153>
=
2
·
3
·
7
·
43
·
131
·
1867
·
3929
·
263495848095211
<15>
·
41413555049931389917
<20>
·
21907077647146583592857856435643
<32>
·
1824543453...63
<76>
Checked
4032
154
(show)
1028389766...86
<154>
=
2
·
3
·
7
·
131
·
353
·
95989346773
<11>
·
2370628362586993
<16>
·
2326890478...29
<121>
Checked
4033
154
(show)
1346868734...54
<154>
=
2
·
3
·
47
·
165229
·
9209739570080740638718447132686683672759
<40>
·
642790543683281351102766067593597273922469767
<45>
·
4882846369...81
<61>
Checked
4034
154
(show)
1404198947...46
<154>
=
2
·
3
·
251
·
2557
·
7309
·
63179
·
42922067131
<11>
·
3085557345906186784619977
<25>
·
1746150528154028451126773573
<28>
·
3414650842...83
<76>
Checked
4035
154
(show)
1416921049...54
<154>
=
2
·
3
·
199
·
1512603251
<10>
·
82170658126409932594340088946980491
<35>
·
97554067308596945618009559472617041
<35>
·
9787102785...61
<71>
Checked
4036
154
(show)
1431161463...46
<154>
=
2
·
3
·
46124973611
<11>
·
147344065671423925479181
<24>
·
3509688748...51
<119>
Checked
4037
154
(show)
1431161463...70
<154>
=
2
·
3
·
5
·
1259
·
2180807
·
775220461
·
3245579581100288478563291921100905457091033
<43>
·
6905687588...71
<91>
Checked
4038
154
(show)
2006355817...90
<154>
=
2
·
3
·
5
·
37
·
353
·
3301
·
4831
·
4903
·
68831670796879
<14>
·
9514314532...79
<123>
Checked
4039
154
(show)
2956591068...10
<154>
=
2
·
3
·
5
·
1627
·
7963366537030805203
<19>
·
8573032935038114326587962853874844752443359573
<46>
·
8872607194...79
<84>
Checked
4040
154
(show)
4143588786...70
<154>
=
2
·
3
·
5
·
11953
·
1643185043
<10>
·
38282079564737
<14>
·
397611794127991705489417
<24>
·
832553476428469283726681575814779657532141563931
<48>
·
5549132353...09
<54>
Checked
4041
154
(show)
5801856282...90
<154>
=
2
·
3
·
5
·
14057
·
5260897
·
7366351943959
<13>
·
9785251495590107
<16>
·
39698859389780711279314244477
<29>
·
9138833869...67
<84>
Checked
4042
154
(show)
8123592013...70
<154>
=
2
·
3
·
5
·
583465560740891
<15>
·
459763176687627983
<18>
·
6316824858586934220163
<22>
·
5878680390709335369636143
<25>
·
661628916161476089258787777
<27>
·
41085093061319930179738057692522409725174238621
<47>
Checked
4043
155
(show)
1137302881...26
<155>
=
2
·
3
·
101
·
16084349
·
621392243
·
18888838273
<11>
·
3153105861341203
<16>
·
404410960765160025602896007
<27>
·
7795921946...41
<83>
Checked
4044
155
(show)
1159823877...74
<155>
=
2
·
3
·
47
·
1621
·
4684334925311
<13>
·
583155889847228241119
<21>
·
9288109287...63
<115>
Unchecked
4045
155
(show)
1210639530...46
<155>
=
2
·
3
·
4999
·
69977657
·
5767944409...37
<142>
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