cp's OEIS Frontend

A264145 Number of (5+1)X(n+1) arrays of permutations of 0..n*6+5 with each element having index change +-(.,.) 0,0 1,-2 or 1,1.

%I A264145 #6 Nov 10 2015 11:17:39
%S A264145 32,2197,144000,5953600,302693857,15238898080,758116015189,
%T A264145 37756295112768,1881340543397700,93844626018289844,
%U A264145 4671287670607109136,232749311970413840980,11592531860936526641824,577455315370687153595250
%N A264145 Number of (5+1)X(n+1) arrays of permutations of 0..n*6+5 with each element having index change +-(.,.) 0,0 1,-2 or 1,1.
%C A264145 Row 5 of A264142.
%H A264145 R. H. Hardin, <a href="/A264145/b264145.txt">Table of n, a(n) for n = 1..18</a>
%e A264145 Some solutions for n=3
%e A264145 ..0..1..7..3....0..1..7..3....0..6..7..3....0..1..4..3....0..1..4..5
%e A264145 ..2.10..8..9....9.10..8..2....9..5..1..2....2..5..8..7....2..3..8..7
%e A264145 ..6..4..5.11...13..4..5..6....8..4.12.13....6..9.10.13....6..9.12.11
%e A264145 .12.13.16.17...12.11.14.15...10.11.14.17...17.11.14.15...10.13.16.17
%e A264145 .14.15.20.19...16.22.20.21...16.15.18.19...21.12.23.19...14.15.18.19
%e A264145 .18.21.22.23...18.19.17.23...20.21.22.23...20.16.22.18...20.21.22.23
%Y A264145 Cf. A264142.
%K A264145 nonn
%O A264145 1,1
%A A264145 _R. H. Hardin_, Nov 04 2015