A251510 Number of (n+1)X(3+1) 0..4 arrays with every 2X2 subblock summing to a prime

21862, 915152, 38529532, 1644478410, 70039777210, 2992599553368, 127661562848818, 5455482816120872, 232856968944155508, 9951056422531997062, 424870354968584150494, 18156059091678209322130, 775334287647920923221990

Offset

1,1

Comments

Column 3 of A251515

Links

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

Example

Some solutions for n=1
..4..0..3..4....4..0..2..3....0..2..1..2....1..2..0..2....1..4..3..2
..3..4..4..2....1..0..3..3....4..1..1..1....3..1..2..1....2..0..4..4

Crossrefs

Sequence in context: A034623 A069312 A022206 * A083626 A234214 A345152

Adjacent sequences: A251507 A251508 A251509 * A251511 A251512 A251513

Keyword

nonn

Author

R. H. Hardin, Dec 03 2014

Status

approved