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A265116 Number of nX4 arrays of permutations of 4 copies of 0..n-1 with row sums equal, column sums equal and full-length antidiagonal sums equal to the short dimension sums. 0
1, 0, 6, 624, 6592, 126764, 3493730 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,3

COMMENTS

Column 4 of A265117.

LINKS

Table of n, a(n) for n=1..7.

EXAMPLE

Some solutions for n=5

..1..1..4..2....1..4..1..2....2..4..0..2....2..0..2..4....1..4..3..0

..0..4..0..4....4..1..3..0....2..3..3..0....1..4..1..2....0..3..3..2

..3..3..0..2....0..0..4..4....0..1..3..4....3..2..3..0....2..1..1..4

..3..1..2..2....3..2..2..1....2..1..1..4....1..0..4..3....4..2..2..0

..3..1..4..0....2..3..0..3....4..1..3..0....3..4..0..1....3..0..1..4

CROSSREFS

Cf. A265117.

Sequence in context: A172899 A222831 A206458 * A132928 A055317 A321425

Adjacent sequences:  A265113 A265114 A265115 * A265117 A265118 A265119

KEYWORD

nonn

AUTHOR

R. H. Hardin, Dec 01 2015

STATUS

approved

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Last modified July 5 14:18 EDT 2022. Contains 355099 sequences. (Running on oeis4.)