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A251456
Number of (n+1)X(5+1) 0..3 arrays with every 2X2 subblock summing to a prime
1
358070, 43856564, 5162094982, 614533146306, 72875563626720, 8664203110893480, 1028696788230851944, 122274768475876835124, 14523476504030460381288, 1726135250656130987616394, 205063607649945429420502946
OFFSET
1,1
COMMENTS
Column 5 of A251459
LINKS
EXAMPLE
Some solutions for n=1
..2..2..0..1..1..2....0..0..0..2..1..1....0..2..0..0..1..2....2..0..2..0..3..0
..0..1..0..1..2..0....2..3..0..1..1..2....0..3..2..3..1..3....0..3..2..3..1..1
CROSSREFS
Sequence in context: A236945 A237486 A258952 * A254566 A151619 A190390
KEYWORD
nonn
AUTHOR
R. H. Hardin, Dec 02 2014
STATUS
approved