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A268245
Number of nX4 0..4 arrays with every repeated value in every row greater than or equal to, and every column greater than, the previous repeated value.
1
615, 378225, 197555340, 98956027822, 46876747497685, 21318913339752967, 9353951527477140513, 3981090561058373419699, 1649936874871844695534398, 668021353800373153394497970, 264913936364845485109525894305
OFFSET
1,1
COMMENTS
Column 4 of A268246.
LINKS
EXAMPLE
Some solutions for n=1
..2..4..3..1....3..3..3..0....0..4..2..1....0..0..0..1....3..1..1..0
CROSSREFS
Cf. A268246.
Sequence in context: A191938 A195809 A252923 * A268102 A190029 A252252
KEYWORD
nonn
AUTHOR
R. H. Hardin, Jan 29 2016
STATUS
approved