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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.

A269527 a(n) = n^20 + n^15 + n^10 + n^5 + 1.

Table of values

n a(n)
0 1
1 5
2 1082401
3 3501192601
4 1100586419201
5 95397958987501
6 3656628685521505
7 79797014141614001
8 1152956690052710401
9 12157871353675866901
10 100001000010000100001
11 672754172206667010505
12 3833775399530967321601
13 19005014960911672392701
14 83668410993669614565601

List of values

[1, 5, 1082401, 3501192601, 1100586419201, 95397958987501, 3656628685521505, 79797014141614001, 1152956690052710401, 12157871353675866901, 100001000010000100001, 672754172206667010505, 3833775399530967321601, 19005014960911672392701, 83668410993669614565601]

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

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