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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.

A264069 Number of (n+1) X (6+1) arrays of permutations of 0..n*7+6 with each element having index change +-(.,.) 0,0 1,1 or 1,2.

Table of values

n a(n)
1 233
2 15125
3 1445345
4 130697424
5 11909009849
6 1084282319384
7 98725402363225
8 8989061417123964
9 818464496640651553
10 74522143720797473932
11 6785327805998071795553
12 617811983591878946983992
13 56252499213505961292639449
14 5121855437908705959886793744
15 466350890958042737691769834681

List of values

[233, 15125, 1445345, 130697424, 11909009849, 1084282319384, 98725402363225, 8989061417123964, 818464496640651553, 74522143720797473932, 6785327805998071795553, 617811983591878946983992, 56252499213505961292639449, 5121855437908705959886793744, 466350890958042737691769834681]

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

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