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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.

A362004 Initial digit of the decimal expansion of the tetration 2^^n (in Don Knuth's up-arrow notation).

Table of values

n	a(n)
0	1
1	2
2	4
3	1
4	6
5	2
6	2

List of values

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

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

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