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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.

A262419 Number of (n+1)X(7+1) 0..1 arrays with each row divisible by 3 and column not divisible by 3, read as a binary number with top and left being the most significant bits.

Table of values

n a(n)
1 86
2 15293
3 1299070
4 163388421
5 14036526126
6 1326209720893
7 114043973318270
8 10040316574125941
9 863461131233308366
10 74693845931156134893
11 6423667242365667891870
12 553245019071999716394661

List of values

[86, 15293, 1299070, 163388421, 14036526126, 1326209720893, 114043973318270, 10040316574125941, 863461131233308366, 74693845931156134893, 6423667242365667891870, 553245019071999716394661]

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

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