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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 16
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
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Status
n
Digits
Number
Checked
1972
145
(show)
3362381294...80
<145>
=
2^5
·
3
·
5
·
8030781088595929841
<19>
·
222128225718438850247
<21>
·
219600284462865900614306093493761
<33>
·
1788180234...73
<71>
Checked
1973
145
(show)
7229119784...16
<145>
=
2^5
·
3
·
50177
·
874799
·
1266757
·
3300204395128829
<16>
·
72833474302931648365447
<23>
·
5634249043...97
<88>
Checked
1974
146
(show)
1174773451...84
<146>
=
2^5
·
3
·
151
·
3697
·
4243
·
5081
·
674867
·
1506662827...37
<125>
Checked
1975
146
(show)
1931616558...40
<146>
=
2^5
·
3
·
5
·
31
·
613
·
6443007563
<10>
·
3286766657...57
<129>
Checked
1976
146
(show)
4359498883...72
<146>
=
2^5
·
3
·
167
·
11946421471135442621891394938606881
<35>
·
2276203222...41
<108>
Checked
1977
146
(show)
7152710742...12
<146>
=
2^5
·
3
·
17
·
25028680501093271466570233
<26>
·
1059258188...81
<58>
·
1653144146...17
<61>
Checked
1978
147
(show)
1272761764...12
<147>
=
2^5
·
3
·
23
·
31
·
131
·
1419433535...99
<140>
Checked
1979
147
(show)
2353429885...88
<147>
=
2^5
·
3
·
13
·
23
·
1409
·
9397
·
2906692169
<10>
·
3280833811
<10>
·
125723333563
<12>
·
399576410796071204083818311576157024336789870923
<48>
·
1292586515...79
<58>
Checked
1980
147
(show)
4594461083...12
<147>
=
2^5
·
3
·
17
·
103
·
409
·
871817
·
89591448677
<11>
·
29397276177900133
<17>
·
2915222904837762727814509128151007
<34>
·
9983507251...77
<72>
Checked
1981
147
(show)
8330957910...48
<147>
=
2^5
·
3
·
179
·
131930881
·
18913540980773
<14>
·
4352754409621055856828455707
<28>
·
4463619896...67
<94>
Checked
1982
148
(show)
1365997863...72
<148>
=
2^5
·
3
·
17
·
7069
·
81799
·
449766113
·
3952443162...11
<59>
·
8142757951...37
<68>
Checked
1983
148
(show)
2431256186...28
<148>
=
2^5
·
3
·
19
·
22433
·
4090403
·
60161272959133727
<17>
·
465741259221066299
<18>
·
336097210534475440473956976265328037393359
<42>
·
1542502218...29
<58>
Checked
1984
148
(show)
4286989649...72
<148>
=
2^5
·
3
·
3697
·
4552831
·
2653079241...51
<136>
Checked
1985
148
(show)
6969404565...72
<148>
=
2^5
·
3
·
101
·
470359
·
16240456109237
<14>
·
3219954482686695271759236667387439268623904433
<46>
·
2922305770...13
<80>
Checked
1986
149
(show)
1150645721...48
<149>
=
2^5
·
3
·
2521
·
932879
·
6588108179
<10>
·
9168725653
<10>
·
35763399680226132093928691152319
<32>
·
2359194436...19
<86>
Checked
1987
149
(show)
1871000651...52
<149>
=
2^5
·
3
·
71
·
139
·
716661939703
<12>
·
2807813538027268633
<19>
·
933834006845769836956201853
<27>
·
1050938414...09
<86>
Checked
1988
149
(show)
3145381680...48
<149>
=
2^5
·
3
·
11
·
769
·
3163
·
4446331
·
49291285812238832789700391
<26>
·
2074772288952869430378726285726570464209381
<43>
·
2693032080...89
<65>
Checked
1989
149
(show)
5876414006...52
<149>
=
2^5
·
3
·
11
·
257
·
8039
·
2693477270...79
<140>
Checked
1990
150
(show)
1101907851...48
<150>
=
2^5
·
3
·
23
·
367
·
276883
·
299058659
·
59586326636699
<14>
·
85801277582039514030830961335837690459314724483
<47>
·
3212085548...57
<69>
Unchecked
1991
150
(show)
1924596589...52
<150>
=
2^5
·
3
·
23
·
8716470061...69
<146>
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