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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.

A317903 a(n) = A038394(n)^^A038394(n) (mod 10^len(A038394(n))), where ^^ indicates tetration or hyper-4 (e.g., 3^^4=3^(3^(3^3))).

Table of values

n a(n)
1 4
2 76
3 176
4 4176
5 314176
6 91314176
7 891314176
8 80891314176
9 88080891314176
10 5288080891314176
11 705288080891314176
12 10705288080891314176
13 2410705288080891314176
14 912410705288080891314176
15 42912410705288080891314176
16 9242912410705288080891314176
17 989242912410705288080891314176

List of values

[4, 76, 176, 4176, 314176, 91314176, 891314176, 80891314176, 88080891314176, 5288080891314176, 705288080891314176, 10705288080891314176, 2410705288080891314176, 912410705288080891314176, 42912410705288080891314176, 9242912410705288080891314176, 989242912410705288080891314176]

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

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