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A262913 Number of (n+1)X(4+1) 0..1 arrays with each row divisible by 3 and each column divisible by 7, read as a binary number with top and left being the most significant bits. 1
1, 11, 33, 137, 1411, 7417, 51769, 529931, 4701201, 44632313, 454922851, 4573641865, 46374477961, 476430252011, 4902011719233, 50649718388009, 526357874613571, 5483464232074777, 57393678601087705, 603752064813378251 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,2

COMMENTS

Column 4 of A262917.

LINKS

R. H. Hardin, Table of n, a(n) for n = 1..210

EXAMPLE

Some solutions for n=4

..0..0..1..1..0....1..1..1..1..0....1..1..0..0..0....0..1..1..0..0

..0..0..1..1..0....1..1..1..1..0....1..1..1..1..0....0..0..1..1..0

..1..1..1..1..0....1..1..1..1..0....1..1..1..1..0....1..1..1..1..0

..1..1..0..0..0....0..0..0..0..0....0..0..1..1..0....1..0..0..1..0

..1..1..0..0..0....0..0..0..0..0....0..0..0..0..0....1..1..0..0..0

CROSSREFS

Cf. A262917.

Sequence in context: A206527 A297478 A213973 * A179204 A328606 A240414

Adjacent sequences:  A262910 A262911 A262912 * A262914 A262915 A262916

KEYWORD

nonn

AUTHOR

R. H. Hardin, Oct 04 2015

STATUS

approved

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Last modified June 28 11:37 EDT 2022. Contains 354905 sequences. (Running on oeis4.)