A251377 Number of (n+1)X(4+1) 0..3 arrays with every 2X2 subblock summing to 5 6 or 7

80296, 7712232, 796635224, 84953563232, 9193424418268, 1001823357589516, 109536506378241540, 11996012973178896036, 1314819185980485713888, 144168489641173049892844, 15811126864685730955229620

Offset

1,1

Comments

Column 4 of A251381

Links

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

Example

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

Crossrefs

Sequence in context: A133379 A250335 A250080 * A204051 A218248 A102457

Adjacent sequences: A251374 A251375 A251376 * A251378 A251379 A251380

Keyword

nonn

Author

R. H. Hardin, Dec 01 2014

Status

approved