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A187283 T(n,k)=Number of (n+2)X(k+2) 0..2 arrays with every 2X2 subblock sum equal to some diagonal or antidiagonal neighbor 2X2 subblock sum 3
711, 859, 859, 20529, 5385, 20529, 79499, 71745, 71745, 79499, 868277, 704041, 3995709, 704041, 868277, 5031413, 8256093, 67503191, 67503191, 8256093, 5031413, 43307435, 90158141, 1974830613 (list; table; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

Table starts

.....711.....859....20529....79499.....868277..5031413.43307435

.....859....5385....71745...704041....8256093.90158141

...20529...71745..3995709.67503191.1974830613

...79499..704041.67503191

..868277.8256093

.5031413

LINKS

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

EXAMPLE

Some solutions for 5X4

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

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

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

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

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

CROSSREFS

Sequence in context: A232836 A220593 A252965 * A187280 A265197 A269060

Adjacent sequences:  A187280 A187281 A187282 * A187284 A187285 A187286

KEYWORD

nonn,tabl

AUTHOR

R. H. Hardin Mar 07 2011

STATUS

approved

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Last modified June 28 19:10 EDT 2022. Contains 354907 sequences. (Running on oeis4.)