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A264706
Number of 3Xn arrays of permutations of 0..n*3-1 with rows nondecreasing modulo 2 and columns nondecreasing modulo 6.
0
1, 6, 296, 26304, 4689792, 1263257856, 603321053184
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OFFSET
1,2
COMMENTS
Row 3 of
A264704
.
LINKS
Table of n, a(n) for n=1..7.
EXAMPLE
Some solutions for n=4
.10..8..0..7....8..6..0..7....6..0..8..2....4..0..2..1....0..1..7..9
..4..2..6..1....4..1..5..9....4..7..9..3...10..6..8..9....6..4..2..3
..5..3.11..9...10..2.11..3...10..1.11..5....5..7.11..3....8.10..5.11
CROSSREFS
Cf.
A264704
.
Sequence in context:
A042119
A196980
A197165
*
A066718
A065947
A277168
Adjacent sequences:
A264703
A264704
A264705
*
A264707
A264708
A264709
KEYWORD
nonn
AUTHOR
R. H. Hardin
, Nov 21 2015
STATUS
approved
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Last modified April 24 19:52 EDT 2024. Contains 371963 sequences. (Running on oeis4.)