A251522 Number of (n+1)X(6+1) 0..3 arrays with every 2X2 subblock summing to 2 3 4 5 6 7 8 9 or 10

215525422, 2901533826974, 38996983803988656, 524207148511603961602, 7046435245694049581482520, 94718862023128717130547100164, 1273219961286643613904413767833628

Offset

1,1

Comments

Column 6 of A251524

Links

R. H. Hardin, Table of n, a(n) for n = 1..210

Example

Some solutions for n=1
..0..0..0..0..0..0..0....0..0..0..0..1..2..0....0..0..0..0..2..2..1
..0..2..1..2..1..2..2....2..0..2..2..0..3..1....2..0..2..3..1..1..2

Crossrefs

Sequence in context: A017396 A017660 A180689 * A198783 A104943 A250599

Adjacent sequences: A251519 A251520 A251521 * A251523 A251524 A251525

Keyword

nonn

Author

R. H. Hardin, Dec 03 2014

Status

approved