A187376 - OEIS

A187376

T(n,k)=Half the number of (n+2)X(k+2) 0..3 arrays with each 3X3 subblock having sum 13 or 14

30276, 578832, 578832, 11193852, 16360280, 11193852, 222367896, 468071656, 468071656, 222367896, 4615930512, 14036056356, 19778096074, 14036056356, 4615930512, 96136061832, 454513218192, 890680176554, 890680176554

(list; table; graph; refs; listen; history; text; internal format)

OFFSET

1,1

COMMENTS

Table starts

.......30276.......578832.....11193852....222367896.....4615930512

......578832.....16360280....468071656..14036056356...454513218192

....11193852....468071656..19778096074.890680176554.44626342857330

...222367896..14036056356.890680176554

..4615930512.454513218192

.96136061832

LINKS

R. H. Hardin, Table of n, a(n) for n = 1..24

EXAMPLE

Some solutions for 5X4

..0..2..0..2....0..0..2..0....0..2..0..0....0..2..2..0....0..0..2..2

..1..2..2..1....3..2..2..2....1..2..2..3....1..2..2..3....3..2..0..3

..2..2..2..0....2..2..0..3....2..2..2..0....2..2..0..0....2..2..2..0

..0..0..2..3....2..0..0..3....2..0..0..3....2..0..2..3....0..2..0..2

..2..1..3..1....2..2..3..1....1..3..1..3....2..1..3..2....2..2..2..1

CROSSREFS

Sequence in context: A156429 A171263 A233731 * A187373 A251527 A226528

Adjacent sequences: A187373 A187374 A187375 * A187377 A187378 A187379

KEYWORD

nonn,tabl

AUTHOR

R. H. Hardin Mar 09 2011

STATUS

approved