cp's OEIS Frontend

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.

A208038 Number of nX7 0..1 arrays avoiding 0 0 0 and 0 1 0 horizontally and 0 0 0 and 1 0 1 vertically.

Table of values

n a(n)
1 40
2 1600
3 13230
4 100215
5 766115
6 5866411
7 44918280
8 344414069
9 2637679330
10 20199892812
11 154744299545
12 1185388638467
13 9079922908973
14 69551528991434
15 532766087607987
16 4080998406975940
17 31260419737386042
18 239454556183727739

List of values

[40, 1600, 13230, 100215, 766115, 5866411, 44918280, 344414069, 2637679330, 20199892812, 154744299545, 1185388638467, 9079922908973, 69551528991434, 532766087607987, 4080998406975940, 31260419737386042, 239454556183727739]

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

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