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.

A188752 Number of 7Xn binary arrays without the pattern 1 1 1 diagonally, vertically or antidiagonally.

Table of values

n a(n)
1 81
2 6561
3 289776
4 15398676
5 828466161
6 43558358008
7 2307086087740
8 122293738629021
9 6476421031528420
10 343061756270359870
11 18173221774555803823
12 962672885162309091074
13 50995334218704721900811

List of values

[81, 6561, 289776, 15398676, 828466161, 43558358008, 2307086087740, 122293738629021, 6476421031528420, 343061756270359870, 18173221774555803823, 962672885162309091074, 50995334218704721900811]

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

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