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A258612 T(n,k)=Number of (n+2)X(k+2) 0..2 arrays with no 3x3 subblock diagonal sum less than the antidiagonal sum or central row sum less than the central column sum 9
7500, 76729, 76729, 682356, 567009, 682356, 6056521, 2729104, 2729104, 6056521, 46060932, 16806958, 8093970, 16806958, 46060932, 354117124, 90782784, 20602521, 20602521, 90782784, 354117124, 2476716772, 474650022, 65662350, 26101881 (list; table; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

Table starts

.........7500.......76729.....682356...6056521..46060932.354117124.2476716772

........76729......567009....2729104..16806958..90782784.474650022.2276816656

.......682356.....2729104....8093970..20602521..65662350.206037316..640379355

......6056521....16806958...20602521..26101881..42003361..87260319..168065296

.....46060932....90782784...65662350..42003361..49848864..80442961..140873790

....354117124...474650022..206037316..87260319..80442961.125328025..194100624

...2476716772..2276816656..640379355.168065296.140873790.194100624..298341960

..17477633209.10535922971.1895470369.336081087.244766025.334357705..465437476

.115323919920.45716854225.5401266011.600593049.423931910.528034441..732030024

LINKS

R. H. Hardin, Table of n, a(n) for n = 1..798

EXAMPLE

Some solutions for n=1 k=4

..0..0..0..0..0..0....0..0..0..0..0..0....0..0..0..1..0..0....0..0..0..0..1..0

..2..0..0..2..2..1....0..0..1..2..0..2....0..2..2..1..2..2....0..2..2..2..1..1

..1..0..1..0..1..1....0..0..1..0..2..2....0..0..0..1..1..1....0..0..1..0..2..1

CROSSREFS

Sequence in context: A330713 A253338 A252960 * A258605 A258604 A093225

Adjacent sequences:  A258609 A258610 A258611 * A258613 A258614 A258615

KEYWORD

nonn,tabl

AUTHOR

R. H. Hardin, Jun 05 2015

STATUS

approved

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Last modified January 26 12:39 EST 2022. Contains 350598 sequences. (Running on oeis4.)