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A202938
Number of (n+3)X10 binary arrays with consecutive windows of four bits considered as a binary number nondecreasing in every row and column
1
234256, 468980, 991196, 2121734, 4457228, 9044252, 17632598, 33032581, 59606286, 103928266, 175657382, 288668270, 462498350, 724174382, 1110491348, 1670825921, 2470576996, 3595336728, 5155907272, 7294290974, 10190795144, 14072406776
OFFSET
1,1
COMMENTS
Column 7 of A202939
LINKS
FORMULA
Empirical: a(n) = (1/151200)*n^10 + (1/840)*n^9 + (61/960)*n^8 + (47/28)*n^7 + (1307/50)*n^6 + (1296/5)*n^5 + (102078047/60480)*n^4 + (1210633/168)*n^3 + (91054793/3600)*n^2 + (2561054/35)*n + 126609
EXAMPLE
Some solutions for n=3
..0..0..0..0..0..0..0..0..0..0....0..0..0..0..0..0..0..1..0..0
..0..0..0..0..0..0..0..0..0..0....0..0..0..0..0..0..0..1..0..0
..0..0..0..0..0..0..0..1..1..1....0..0..0..0..0..0..1..1..1..0
..0..0..0..0..0..0..1..1..0..1....0..0..0..0..0..0..1..1..1..1
..0..0..0..0..0..0..1..0..0..1....0..0..0..0..0..0..1..1..1..1
..0..0..0..0..0..0..1..1..1..1....0..0..0..0..0..0..0..1..1..0
CROSSREFS
Sequence in context: A224656 A250858 A233902 * A109690 A013905 A353634
KEYWORD
nonn
AUTHOR
R. H. Hardin Dec 26 2011
STATUS
approved