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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.

A360656 Least k such that the decimal representation of 2^k contains all possible n-digit strings.

Table of values

n	a(n)
1	68
2	975
3	16963
4	239697
5	2994863

List of values

[68, 975, 16963, 239697, 2994863]

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

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