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A264860 Number of nX2 arrays of permutations of 0..n*2-1 with rows nondecreasing modulo 6 and columns nondecreasing modulo 7. 0

%I #4 Nov 26 2015 20:02:03

%S 1,2,5,8,47,422,1625,14431,174215,1344400,9453914,132314974,990261166,

%T 10342102148,139753036064,1847657514232

%N Number of nX2 arrays of permutations of 0..n*2-1 with rows nondecreasing modulo 6 and columns nondecreasing modulo 7.

%C Column 2 of A264862.

%e All solutions for n=4

%e ..0..1....0..1....7..2....7..1....0..7....7..1....0..2....0..7

%e ..7..3....7..2....0..3....0..2....1..2....0..3....7..3....1..3

%e ..2..4....3..4....1..4....3..4....3..4....2..4....1..4....2..4

%e ..6..5....6..5....6..5....6..5....6..5....6..5....6..5....6..5

%Y Cf. A264862.

%K nonn

%O 1,2

%A _R. H. Hardin_, Nov 26 2015

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Last modified June 16 23:34 EDT 2024. Contains 373432 sequences. (Running on oeis4.)