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.

A221254 Number of nX7 arrays of occupancy after each element moves to some horizontal or antidiagonal neighbor, with no occupancy greater than 2.

Table of values

n a(n)
1 32
2 14112
3 7356420
4 4085800416
5 2294073688498
6 1286684357154700
7 720107530988047980
8 402418492897385719539
9 224687866990231144007434
10 125391176411370052357764435
11 69957473447300728012460144928

List of values

[32, 14112, 7356420, 4085800416, 2294073688498, 1286684357154700, 720107530988047980, 402418492897385719539, 224687866990231144007434, 125391176411370052357764435, 69957473447300728012460144928]

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

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