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A252324
Number of (n+2)X(3+2) 0..3 arrays with no row, column, diagonal or antidiagonal in any 3X3 subblock summing to 3 or 6
1
723110, 7391236, 96651850, 1374911658, 21966758822, 361804339326, 6064580742366, 102744429638974, 1748016658731578, 29797124749124402, 508629856632992338, 8686308686896513894, 148378705721929274262
OFFSET
1,1
COMMENTS
Column 3 of A252325
LINKS
EXAMPLE
Some solutions for n=1
..1..1..0..1..1....1..1..0..0..2....1..0..1..3..1....0..0..0..2..3
..3..0..1..0..0....0..0..0..2..3....3..3..1..3..0....0..1..0..1..3
..1..0..1..0..0....1..0..0..0..0....1..1..0..3..1....0..0..0..2..3
CROSSREFS
Sequence in context: A153581 A100383 A250153 * A204150 A321495 A234495
KEYWORD
nonn
AUTHOR
R. H. Hardin, Dec 16 2014
STATUS
approved