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%I #3 Nov 21 2015 07:31:37
%S 1,1,7,56,348,4672,93864,1776576,42654496,1464068352,62669138688,
%T 2416965949440,119518360215552
%N Number of 2Xn arrays of permutations of 0..n*2-1 with rows nondecreasing modulo 3 and columns nondecreasing modulo 5.
%C Row 2 of A264692.
%e Some solutions for n=6
%e ..0.10..4..1.11..5....6.10..8.11..5..2....6..0..9.10.11..5....0..1.11..5..2..8
%e ..6..3..9..7..8..2....9..0..3..1..4..7....3..1..4..7..2..8....6..9..3.10..7..4
%Y Cf. A264692.
%K nonn
%O 1,3
%A _R. H. Hardin_, Nov 21 2015
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