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A251465
Number of (n+1) X (6+1) 0..2 arrays with every 2 X 2 subblock summing to a prime and those sums nondecreasing in every row and column.
1
17424, 120982, 809934, 4053903, 19854533, 80967696, 324243821, 1156109395, 4058563375, 13208174936, 42390687109, 129441198533, 390073441352, 1138410030575, 3278903374500, 9262644388422, 25810995719109, 71203349641035
OFFSET
1,1
COMMENTS
Column 6 of A251467.
LINKS
EXAMPLE
Some solutions for n=2
..0..0..1..0..1..1..1....0..1..0..2..1..0..0....0..2..0..2..0..2..2
..1..2..2..2..2..1..2....0..1..0..0..0..2..1....0..0..0..1..2..1..2
..2..0..1..0..1..1..1....0..1..0..2..1..2..2....0..2..0..2..0..2..2
CROSSREFS
Cf. A251467.
Sequence in context: A255780 A023942 A322858 * A278004 A031640 A236006
KEYWORD
nonn
AUTHOR
R. H. Hardin, Dec 02 2014
STATUS
approved