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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
1, 2, 5, 8, 47, 422, 1625, 14431, 174215, 1344400, 9453914, 132314974, 990261166, 10342102148, 139753036064, 1847657514232 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,2

COMMENTS

Column 2 of A264862.

LINKS

Table of n, a(n) for n=1..16.

EXAMPLE

All solutions for n=4

..0..1....0..1....7..2....7..1....0..7....7..1....0..2....0..7

..7..3....7..2....0..3....0..2....1..2....0..3....7..3....1..3

..2..4....3..4....1..4....3..4....3..4....2..4....1..4....2..4

..6..5....6..5....6..5....6..5....6..5....6..5....6..5....6..5

CROSSREFS

Cf. A264862.

Sequence in context: A299517 A268660 A180627 * A061354 A162709 A242875

Adjacent sequences:  A264857 A264858 A264859 * A264861 A264862 A264863

KEYWORD

nonn

AUTHOR

R. H. Hardin, Nov 26 2015

STATUS

approved

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Last modified May 9 07:36 EDT 2021. Contains 343692 sequences. (Running on oeis4.)