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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: A255297 A263870 A263796 * A263797 A174406 A270844

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 March 26 20:42 EDT 2019. Contains 321534 sequences. (Running on oeis4.)