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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.

A111355 Consider the sequence defined in A083952 as a binary string of the digits 1 and 2. Then a(n) is the beginning position of the first occurrence of exactly 2n-1 consecutive 2's.

Table of values

n a(n)
1 2
2 4
3 222
4 154
5 754
6 204
7 14
8 246
9 1300
10 3642

List of values

[2, 4, 222, 154, 754, 204, 14, 246, 1300, 3642]

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