A251479 Number of (n+1)X(5+1) 0..3 arrays with every 2X2 subblock summing to a prime and those sums nondecreasing in every row and column

54344, 609565, 6216665, 48046512, 347024304, 2095872247, 12096838874, 62069543650, 308909778915, 1417285188160, 6368255665873, 26988050241845, 112734111197708, 450945325302164, 1786032223367459, 6845829011544176

Offset

1,1

Comments

Column 5 of A251481

Links

R. H. Hardin, Table of n, a(n) for n = 1..28

Example

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

Crossrefs

Sequence in context: A254302 A202315 A270763 * A203624 A250857 A083616

Adjacent sequences: A251476 A251477 A251478 * A251480 A251481 A251482

Keyword

nonn

Author

R. H. Hardin, Dec 02 2014

Status

approved