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This is a front-end for the Online Encyclopedia of Integer Sequences, made by Christian Perfect. The idea is to provide OEIS entries in non-ancient HTML, and then to think about how they're presented visually. The source code is on GitHub.

A125612 a(n) is the smallest prime p such that 11^n divides p^10 - 1.

Table of values

n a(n)
1 2
2 3
3 2663
4 45989
5 275393
6 2120879
7 28723679
8 174625993
9 4715895383
10 24262286441
11 1194631280321
12 3143820659087
13 138090848575723
14 488581592070877
15 6266190914259137
16 367597838908577287
17 10866698414795559631
18 19697814061539637951
19 19697814061539637951
20 3824465353837845574717
21 14852046860008834240157

List of values

[2, 3, 2663, 45989, 275393, 2120879, 28723679, 174625993, 4715895383, 24262286441, 1194631280321, 3143820659087, 138090848575723, 488581592070877, 6266190914259137, 367597838908577287, 10866698414795559631, 19697814061539637951, 19697814061539637951, 3824465353837845574717, 14852046860008834240157]

Started in 1964 by Neil J. A. Sloane | Maintained by The OEIS Foundation Inc.

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