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A264837 T(n,k)=Number of nXk arrays of permutations of 0..n*k-1 with rows nondecreasing modulo 5 and columns nondecreasing modulo 7. 4
1, 1, 1, 1, 2, 1, 1, 2, 2, 1, 1, 15, 22, 8, 1, 2, 68, 409, 271, 46, 1, 4, 401, 4800, 13814, 2703, 182, 1, 8, 2179, 147550, 1059838, 742363, 61692, 701, 2, 16, 23229, 5692511, 243485517 (list; table; graph; refs; listen; history; text; internal format)
OFFSET

1,5

COMMENTS

Table starts

.1...1.....1......1.......1.........2.......4.....8.16

.1...2.....2.....15......68.......401....2179.23229

.1...2....22....409....4800....147550.5692511

.1...8...271..13814.1059838.243485517

.1..46..2703.742363

.1.182.61692

.1.701

.2

LINKS

Table of n, a(n) for n=1..40.

EXAMPLE

Some solutions for n=4 k=4

..0..7..8.14....0..8.14..9....7..8..9.14....0..7..9.14...15..0..8.14

..1..2..4..9....1.12..7..3....0..1.12..2...15..1..3..8...11..1..2..7

.15.10.12..3...15..5..2..4...15.10..6.11....2.12.13..4....5.10.12..9

..5.11..6.13...10..6.11.13....5..3.13..4...10..5..6.11....6..3.13..4

CROSSREFS

Column 1 is A264791.

Row 1 is A264656.

Sequence in context: A216031 A263985 A176261 * A264714 A265209 A202340

Adjacent sequences:  A264834 A264835 A264836 * A264838 A264839 A264840

KEYWORD

nonn,tabl

AUTHOR

R. H. Hardin, Nov 26 2015

STATUS

approved

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Last modified October 18 10:53 EDT 2021. Contains 348067 sequences. (Running on oeis4.)