A251495 Number of (n+1)X(4+1) 0..3 arrays with every 2X2 subblock summing to 4 5 6 7 or 8

341718, 130169514, 50511532876, 19669407965330, 7664671702820686, 2987170312757672908, 1164234701633948131822, 453758010127171972363238, 176851527013207693904048352, 68927654361244006739553783918

Offset

1,1

Comments

Column 4 of A251499

Links

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

Example

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

Crossrefs

Sequence in context: A159462 A151559 A151563 * A233596 A291420 A266171

Adjacent sequences: A251492 A251493 A251494 * A251496 A251497 A251498

Keyword

nonn

Author

R. H. Hardin, Dec 03 2014

Status

approved