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A200896 Number of nX2 0..5 arrays with every row and column running average nondecreasing rightwards and downwards, and the number of instances of each value within one of each other 1
15, 30, 13, 649, 3247, 1483, 84463, 395138, 147370, 10892006, 61376744, 26060323, 1860718688, 9722469665, 3689916515, 298977508446, 1746612244800, 731620635705, 56300135952299, 307084986199367, 118048036603381 (list; graph; refs; listen; history; text; internal format)
OFFSET
1,1
COMMENTS
Column 2 of A200902
LINKS
EXAMPLE
Some solutions for n=3
..0..1....0..2....0..3....0..1....0..2....0..3....0..3....0..2....0..1....0..3
..2..3....1..4....1..4....2..5....1..5....2..4....2..5....1..3....3..5....1..5
..4..5....3..5....2..5....3..4....3..4....1..5....1..4....4..5....2..4....2..4
CROSSREFS
Sequence in context: A350468 A196184 A201136 * A322370 A040210 A296758
KEYWORD
nonn
AUTHOR
R. H. Hardin Nov 23 2011
STATUS
approved

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Last modified March 28 05:39 EDT 2024. Contains 371235 sequences. (Running on oeis4.)