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.

A208082 Number of 7Xn 0..1 arrays avoiding 0 0 0 and 0 0 1 horizontally and 0 0 0 and 0 1 0 vertically.

Table of values

n a(n)
1 40
2 1600
3 27880
4 572040
5 11204720
6 223058440
7 4412968520
8 87523832240
9 1734118456440
10 34372785484040
11 681198922297440
12 13500986230325880
13 267573654641996120
14 5303065945847377120
15 105101332133461259960

List of values

[40, 1600, 27880, 572040, 11204720, 223058440, 4412968520, 87523832240, 1734118456440, 34372785484040, 681198922297440, 13500986230325880, 267573654641996120, 5303065945847377120, 105101332133461259960]

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

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