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.

A188756 Number of n X n binary arrays without the pattern 0 0 1 vertically or horizontally.

Table of values

n a(n)
1 2
2 16
3 240
4 8024
5 532168
6 75643222
7 23051042448
8 15452387615952
9 22950235913333896
10 76154002726353974190
11 566628641478740667189960
12 9481314346965748016023712242
13 357341446119863197891865122035480

List of values

[2, 16, 240, 8024, 532168, 75643222, 23051042448, 15452387615952, 22950235913333896, 76154002726353974190, 566628641478740667189960, 9481314346965748016023712242, 357341446119863197891865122035480]

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

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