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 A253614 Number of (n+2)X(4+2) 0..2 arrays with every consecutive three elements in every row and diagonal having one or two distinct values, and in every column and antidiagonal having two or three distinct values, and new values 0 upwards introduced in row major order 1
 551335, 29206325, 1542279536, 82792688911, 4447699041022, 239233980672366, 12871957348209417, 692675041633315896, 37276897289190737416, 2006134944961310792573, 107965441181623897136164 (list; graph; refs; listen; history; text; internal format)
 OFFSET 1,1 COMMENTS Column 4 of A253615 LINKS R. H. Hardin, Table of n, a(n) for n = 1..210 EXAMPLE Some solutions for n=1 ..0..0..1..0..1..1....0..0..1..1..0..0....0..0..1..0..0..0....0..0..1..0..1..0 ..0..2..0..2..0..0....1..0..0..1..1..2....2..0..0..0..0..0....0..0..1..1..1..2 ..1..2..2..0..2..0....2..2..1..2..2..1....1..1..2..2..1..2....1..1..0..1..0..1 CROSSREFS Sequence in context: A077456 A188486 A204571 * A249687 A267600 A345639 Adjacent sequences: A253611 A253612 A253613 * A253615 A253616 A253617 KEYWORD nonn AUTHOR R. H. Hardin, Jan 05 2015 STATUS approved

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Last modified February 26 01:52 EST 2024. Contains 370335 sequences. (Running on oeis4.)