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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.

A264022 Number of (7+1)X(n+1) arrays of permutations of 0..n*8+7 with each element having index change +-(.,.) 0,0 1,2 or 2,2.

Table of values

n a(n)
1 1
2 610
3 372100
4 46131250
5 5719140625
6 1201888840625
7 252579343635025
8 48585262182665120
9 9345687843615794176
10 1837459507629935674144
11 361263664983848912725561
12 70936527322260095931846664

List of values

[1, 610, 372100, 46131250, 5719140625, 1201888840625, 252579343635025, 48585262182665120, 9345687843615794176, 1837459507629935674144, 361263664983848912725561, 70936527322260095931846664]

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

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