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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.

A218714 a(n) is smallest number such that a(n)^2 + 1 is divisible by 41^n.

Table of values

n a(n)
0 0
1 9
2 378
3 11389
4 1251967
5 46464143
6 2363588163
7 92615568742
8 287369842623
9 112076323050317
10 2403749863808044
11 56094387104417648
12 1156752450536914530
13 43970228150195457632
14 10132163897314954464899
15 503212117431217218892992
16 19164391897329672149556204

List of values

[0, 9, 378, 11389, 1251967, 46464143, 2363588163, 92615568742, 287369842623, 112076323050317, 2403749863808044, 56094387104417648, 1156752450536914530, 43970228150195457632, 10132163897314954464899, 503212117431217218892992, 19164391897329672149556204]

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

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