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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.

A380130 For n >= 2, let b(n) = 1 if A379784(n) is 3 mod 4, 0 if A379784(n) is 1 mod 4; form the RUNS transform of {b(n), n >= 2}.

Table of values

n a(n)
1 1
2 6
3 13
4 34
5 87
6 229
7 581
8 1591
9 4268
10 11637
11 31944
12 88526
13 246105
14 688982
15 1936129
16 5463517
17 15470445

List of values

[1, 6, 13, 34, 87, 229, 581, 1591, 4268, 11637, 31944, 88526, 246105, 688982, 1936129, 5463517, 15470445]

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