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 A234822 Number of (n+1) X (7+1) 0..6 arrays with every 2 X 2 subblock having its diagonal sum differing from its antidiagonal sum by 6 (constant-stress 1 X 1 tilings). 0

%I #5 Jun 20 2022 19:20:07

%S 493348,828354,1352816,2794776,5474032,13185612,29871848,79958916,

%T 202105408,583797684,1601458376,4905768756,14324879872,46013484372

%N Number of (n+1) X (7+1) 0..6 arrays with every 2 X 2 subblock having its diagonal sum differing from its antidiagonal sum by 6 (constant-stress 1 X 1 tilings).

%e Some solutions for n=1:

%e 0 3 1 3 1 6 1 2 3 2 6 3 6 2 4 2 0 3 0 3 3 3 3 3

%e 5 2 6 2 6 5 6 1 0 5 3 6 3 5 1 5 3 0 3 0 6 0 6 0

%Y Column 7 of A234823.

%K nonn

%O 1,1

%A _R. H. Hardin_, Dec 31 2013

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Last modified December 2 20:08 EST 2023. Contains 367526 sequences. (Running on oeis4.)