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 A234545 Number of (n+1) X (3+1) 0..5 arrays with every 2 X 2 subblock having its diagonal sum differing from its antidiagonal sum by 3 (constant-stress 1 X 1 tilings). 1
 7056, 39188, 217304, 1207448, 6716768, 37416120, 208681224, 1165446648, 6516597192, 36485687312, 204519881000, 1147919287576, 6450460720072, 36293012495432, 204433220949360, 1152984059654840, 6510049369565848 (list; graph; refs; listen; history; text; internal format)
 OFFSET 1,1 LINKS R. H. Hardin, Table of n, a(n) for n = 1..210 R. H. Hardin, Empirical recurrence of order 49 FORMULA Empirical recurrence of order 49 (see link above). EXAMPLE Some solutions for n=2: 2 4 1 2 3 3 3 1 1 5 2 2 0 5 4 3 5 3 0 1 5 4 4 2 0 3 0 1 3 4 4 1 2 4 0 2 1 2 2 0 5 1 4 5 2 2 2 0 3 1 4 4 2 1 0 5 1 5 2 3 CROSSREFS Column 3 of A234549. Sequence in context: A116278 A206050 A116332 * A250850 A071131 A238520 Adjacent sequences: A234542 A234543 A234544 * A234546 A234547 A234548 KEYWORD nonn AUTHOR R. H. Hardin, Dec 28 2013 STATUS approved

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Last modified March 25 19:21 EDT 2023. Contains 361528 sequences. (Running on oeis4.)