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A265963 Number of nX4 integer arrays with each element equal to the number of horizontal, vertical and antidiagonal neighbors less than or equal to itself. 1
7, 1491, 5582, 1111758, 74291246, 4880049141, 389508194942, 27699226366664, 2042688438853046, 150861160228667273, 11013390296591173682, 811261309191888128929, 59501169321682017016007, 4370561055048721695182562 (list; graph; refs; listen; history; text; internal format)
OFFSET
1,1
COMMENTS
Column 4 of A265965.
LINKS
EXAMPLE
Some solutions for n=3
..0..4..3..1....0..4..1..0....1..3..0..1....1..4..2..2....1..3..1..0
..4..3..0..4....3..2..6..3....0..6..6..3....1..2..6..1....1..6..6..3
..0..4..4..0....3..2..1..1....1..2..1..0....3..3..1..2....2..2..1..0
CROSSREFS
Cf. A265965.
Sequence in context: A144676 A243232 A362060 * A191957 A125537 A264742
KEYWORD
nonn
AUTHOR
R. H. Hardin, Dec 19 2015
STATUS
approved

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Last modified April 24 20:08 EDT 2024. Contains 371963 sequences. (Running on oeis4.)