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 A263871 Number of (n+1)X(6+1) 0..1 arrays with each row and column divisible by 3, read as a binary number with top and left being the most significant bits, and rows and columns lexicographically nondecreasing. 1
 4, 4, 14, 17, 93, 379, 2909, 20374, 121878, 785046, 3811314, 20729459, 86398810, 401508982, 1487808602, 6052744740, 20393912111, 74234335758, 230979488062, 765576270536, 2224840569660, 6807977828585, 18640043440258, 53237097603882 (list; graph; refs; listen; history; text; internal format)
 OFFSET 1,1 COMMENTS Column 6 of A263873. LINKS R. H. Hardin, Table of n, a(n) for n = 1..210 R. H. Hardin, Empirical recurrence of order 79 FORMULA Empirical recurrence of order 79 (see link above) EXAMPLE Some solutions for n=4 ..0..0..0..0..0..0..0....0..0..0..0..0..0..0....0..0..0..0..0..0..0 ..0..0..0..0..0..0..0....0..0..0..1..1..1..1....0..0..0..0..0..1..1 ..0..0..0..0..0..0..0....0..0..0..1..1..1..1....0..0..0..0..0..1..1 ..0..1..1..1..1..1..1....0..1..1..0..0..1..1....0..0..0..0..0..1..1 ..0..1..1..1..1..1..1....0..1..1..0..0..1..1....0..0..0..0..0..1..1 CROSSREFS Cf. A263873. Sequence in context: A347428 A263870 A263796 * A326982 A263797 A331609 Adjacent sequences:  A263868 A263869 A263870 * A263872 A263873 A263874 KEYWORD nonn AUTHOR R. H. Hardin, Oct 28 2015 STATUS approved

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Last modified May 26 20:51 EDT 2022. Contains 354092 sequences. (Running on oeis4.)