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A201097 Number of nX4 0..7 arrays with every row and column nondecreasing rightwards and downwards, and the number of instances of each value within one of each other 1
70, 14, 10423, 2490, 905695, 89311, 31885648, 2647438, 656371640, 36544193, 9299512195, 511681129, 98676369362, 4102057023, 799144327565, 32799089454, 5440609981711, 190811885180, 31312173195234, 1071156563658, 156356946333786 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

Column 4 of A201101

LINKS

R. H. Hardin, Table of n, a(n) for n = 1..26

EXAMPLE

Some solutions for n=4

..0..0..2..4....0..0..2..3....0..1..1..2....0..1..2..3....0..1..4..5

..1..1..2..5....1..2..3..4....0..2..3..4....0..2..3..5....0..2..4..5

..3..4..6..7....1..4..6..7....3..5..6..7....1..4..5..7....1..3..6..7

..3..5..6..7....5..5..6..7....4..5..6..7....4..6..6..7....2..3..6..7

CROSSREFS

Sequence in context: A327024 A036183 A184886 * A033390 A129352 A318571

Adjacent sequences: A201094 A201095 A201096 * A201098 A201099 A201100

KEYWORD

nonn

AUTHOR

R. H. Hardin Nov 26 2011

STATUS

approved

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Last modified January 28 14:40 EST 2023. Contains 359895 sequences. (Running on oeis4.)