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A264694
Number of 3Xn arrays of permutations of 0..n*3-1 with rows nondecreasing modulo 3 and columns nondecreasing modulo 5.
0
1, 6, 80, 3196, 171962, 17647792, 2685878592
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OFFSET
1,2
COMMENTS
Row 3 of
A264692
.
LINKS
Table of n, a(n) for n=1..7.
EXAMPLE
Some solutions for n=5
..0.10.11..8..5....0..6.11..8..5....3.10..2..5.11....0..3.12..1.10
..3..6.12.13..2...10..1..7.14..2....9..0.12..6..1....6..9.13..2..5
..9..1..7..4.14....9.12..3..4.13....4..7.13..8.14....7..4..8.14.11
CROSSREFS
Cf.
A264692
.
Sequence in context:
A349657
A323694
A077393
*
A358037
A002676
A052348
Adjacent sequences:
A264691
A264692
A264693
*
A264695
A264696
A264697
KEYWORD
nonn
AUTHOR
R. H. Hardin
, Nov 21 2015
STATUS
approved
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Last modified April 19 21:09 EDT 2024. Contains 371798 sequences. (Running on oeis4.)