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 A278269 Number of n X 4 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, 395, 46669, 4917221, 534794424, 58169902939, 6324036210246, 687555458611667, 74752174764687123, 8127170663355813491, 883598453307356693716, 96066179664937465210288, 10444462440985215578690505 (list; graph; refs; listen; history; text; internal format)
 OFFSET 1,2 COMMENTS Column 4 of A278272. LINKS R. H. Hardin, Table of n, a(n) for n = 1..210 EXAMPLE Some solutions for n=3 ..0..1..0..1. .0..2..3..1. .0..1..1..3. .0..0..2..3. .0..0..0..1 ..0..2..2..0. .1..0..3..2. .3..2..2..0. .1..1..0..2. .1..2..0..2 ..1..3..1..0. .3..0..1..2. .0..1..3..1. .2..3..2..3. .0..3..1..3 CROSSREFS Cf. A278272. Sequence in context: A268030 A278610 A278605 * A278606 A230450 A247989 Adjacent sequences: A278266 A278267 A278268 * A278270 A278271 A278272 KEYWORD nonn AUTHOR R. H. Hardin, Nov 16 2016 STATUS approved

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Last modified June 5 22:25 EDT 2023. Contains 363138 sequences. (Running on oeis4.)