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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.

A206470 Number of (n+1)X7 0..2 arrays with every 2X2 subblock having zero permanent.

Table of values

n a(n)
1 29241
2 8963667
3 356190129
4 52552339515
5 3420616959081
6 377599682448675
7 30374762423377761
8 2996776279527835851
9 262356222717008105625
10 24807486299199737090355
11 2243325257562176033089041

List of values

[29241, 8963667, 356190129, 52552339515, 3420616959081, 377599682448675, 30374762423377761, 2996776279527835851, 262356222717008105625, 24807486299199737090355, 2243325257562176033089041]

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

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