A251457 Number of (n+1)X(6+1) 0..3 arrays with every 2X2 subblock summing to a prime

2679006, 658509724, 154267520858, 36647302556482, 8664203110893480, 2054947823302243688, 486569802610722280938, 115371345659953468431470, 27331517913486697187795934, 6479801785567329208038954430

Offset

1,1

Comments

Column 6 of A251459

Links

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

Example

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

Crossrefs

Sequence in context: A046517 A199998 A046508 * A178291 A212231 A317286

Adjacent sequences: A251454 A251455 A251456 * A251458 A251459 A251460

Keyword

nonn

Author

R. H. Hardin, Dec 02 2014

Status

approved