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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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Show whole sequence
Show last 20 elements
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Download .elf file
Status
n
Digits
Number
Checked
1539
164
(show)
1377932946...68
<164>
=
2^5
·
3
·
7
·
10463
·
1959758631...63
<157>
Checked
1540
164
(show)
2756260980...68
<164>
=
2^5
·
3
·
7
·
43
·
149
·
13567
·
41497794385571915556497662634180315236817
<41>
·
269745752580084401732571151495789485008617312021
<48>
·
4215342676...43
<65>
Checked
1541
164
(show)
5762232848...32
<164>
=
2^5
·
3
·
7
·
17652569630681
<14>
·
345920623883087395644060882017
<30>
·
1404226426...53
<119>
Checked
1542
165
(show)
1152446569...32
<165>
=
2^5
·
3
·
7
·
59917691042090549798198584902330893513219
<41>
·
2862176800...49
<121>
Checked
1543
165
(show)
2304893139...68
<165>
=
2^5
·
3
·
7
·
11
·
61
·
193
·
277745873875355961021812977753323332365639878017
<48>
·
8335920236...29
<54>
·
1143932836...11
<56>
Checked
1544
165
(show)
5401779049...12
<165>
=
2^5
·
3
·
7
·
19
·
191
·
9898157
·
2449880412965729831372171
<25>
·
9134427881...17
<127>
Checked
1545
166
(show)
1174578252...08
<166>
=
2^5
·
3
·
7
·
71
·
1583
·
11487398676370801
<17>
·
605054182710788926735926359
<27>
·
5938232094...93
<52>
·
3767907994...79
<63>
Checked
1546
166
(show)
2401043908...92
<166>
=
2^5
·
3
·
7^2
·
2677
·
30814068695821
<14>
·
230565423039671
<15>
·
2683744658...39
<131>
Checked
1547
166
(show)
4933453965...28
<166>
=
2^5
·
3
·
7^2
·
227
·
5413
·
29443
·
367711
·
83651837
·
6262877119712221
<16>
·
1504810554...17
<123>
Checked
1548
167
(show)
1020091487...44
<167>
=
2^5
·
3
·
7
·
119687
·
721898857
·
38011595253571
<14>
·
4622005082...43
<136>
Checked
1549
167
(show)
2040208548...08
<167>
=
2^5
·
3
·
7^2
·
19
·
83
·
89
·
263
·
10337
·
4231597008643
<13>
·
25164321404588537
<17>
·
1765706633175548391533
<22>
·
6045430206...63
<101>
Checked
1550
167
(show)
4697355822...92
<167>
=
2^5
·
3
·
7^2
·
13
·
19
·
3725067491
<10>
·
168510058096800702201157302499
<30>
·
44583222944708153086940808834236871408343913537
<47>
·
1444633753...23
<76>
Checked
1551
168
(show)
1156272202...08
<168>
=
2^5
·
3
·
7^2
·
13
·
19
·
396680154901337
<15>
·
2246801479...37
<65>
·
1116582054...89
<83>
Checked
1552
168
(show)
2846208499...92
<168>
=
2^5
·
3
·
7^2
·
19
·
31
·
7643
·
3947627
·
146565053
·
503987347
·
10924826435880767
<17>
·
4219097137...21
<118>
Checked
1553
168
(show)
6598670673...48
<168>
=
2^5
·
3
·
7^2
·
19
·
401
·
1811
·
26021776258573
<14>
·
3906931337...91
<144>
Checked
1554
169
(show)
1467597598...12
<169>
=
2^5
·
3
·
7
·
19
·
31
·
59434589
·
158788863607183
<15>
·
18491812659976247
<17>
·
54504530293877897293
<20>
·
153206446220297477559609768735626679355684639
<45>
·
2544333258...13
<61>
Checked
1555
169
(show)
3316421817...88
<169>
=
2^5
·
3
·
7
·
19
·
1321
·
23269
·
19412591111
<11>
·
45441029819
<11>
·
359077425375197425071036426233371079390240948731
<48>
·
2667758900...21
<89>
Checked
1556
169
(show)
7164867623...12
<169>
=
2^5
·
3
·
7
·
31
·
491
·
42257
·
7723501
·
2146262528...43
<151>
Checked
1557
170
(show)
1506882791...04
<170>
=
2^5
·
3
·
7
·
311
·
643
·
82217
·
491756849
·
2773491218...73
<148>
Unchecked
1558
170
(show)
3035409849...96
<170>
=
2^5
·
3
·
7
·
53
·
1316869
·
6471867573...99
<159>
Not all factors known
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