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A278270
Number of nX5 0..3 arrays with every element plus 1 mod 4 equal to some element at offset (-1,-1) (-1,0) (-1,1) (0,-1) (0,1) (1,-1) or (1,0), with upper left element zero.
1
0, 3453, 1443372, 534794424, 205381236473, 78878506284185, 30276634666919851, 11621961222234314233, 4461215336987162921036, 1712483772209720814532935, 657354678207062058219740801, 252332422484380951660270207305
OFFSET
1,2
COMMENTS
Column 5 of A278272.
LINKS
EXAMPLE
Some solutions for n=2
..0..1..2..0..1. .0..1..2..3..1. .0..1..3..1..3. .0..2..2..1..3
..3..1..3..2..1. .2..3..0..2..2. .3..2..0..2..0. .1..3..0..2..0
CROSSREFS
Cf. A278272.
Sequence in context: A210626 A341553 A340437 * A179705 A234893 A251485
KEYWORD
nonn
AUTHOR
R. H. Hardin, Nov 16 2016
STATUS
approved