cp's OEIS Frontend

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.

A244059 Initial digit of the decimal expansion of n^(n^(n^n)) or n^^4 (in Don Knuth's up-arrow notation).

Table of values

n a(n)
0 1
1 1
2 6
3 1
4 2
5 1
6 4
7 7
8 6
9 2
10 1

List of values

[1, 1, 6, 1, 2, 1, 4, 7, 6, 2, 1]