A264340 - OEIS

%I #4 Nov 11 2015 19:42:42

%S 9409,1759250,345358201,67833964762,13323150080401,2616784941180034,

%T 513959727627375369,100946240914292115722,19826735452231888373729,

%U 3894146380641069135233138,764844826340243559292129305

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

%C Column 7 of A264341.

%H R. H. Hardin, <a href="/A264340/b264340.txt">Table of n, a(n) for n = 1..210</a>

%F Empirical: a(n) = 191*a(n-1) +1102*a(n-2) -7594*a(n-3) -38349*a(n-4) +38507*a(n-5)

%e Some solutions for n=1

%e ..1..0..3..2..5..4..6..7....0..1..2..3..4..5..7..6....0..2..1..3.14.15..7..6

%e ..8.10..9.11.12.13.15.14....9..8.10.11.12.14.13.15....8.10..9.11.13.12..4..5

%Y Cf. A264341.

%K nonn

%O 1,1

%A _R. H. Hardin_, Nov 11 2015