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A262456
Number of (n+3)X(7+3) 0..1 arrays with each row and column divisible by 15, read as a binary number with top and left being the most significant bits.
0
69, 281, 3153, 52961, 2614661, 24095961, 589377041, 21554653569
OFFSET
1,1
COMMENTS
Column 7 of A262457.
EXAMPLE
Some solutions for n=4
..0..0..1..0..0..1..0..1..1..0....0..0..0..1..0..0..1..0..1..1
..0..1..1..1..0..0..0..0..1..0....0..0..0..1..0..0..1..0..1..1
..0..0..1..1..0..1..0..0..1..0....0..0..0..0..0..0..1..1..1..1
..1..1..1..1..0..1..1..1..1..0....1..1..1..1..0..0..1..1..1..1
..1..1..0..1..0..0..1..0..0..0....1..1..1..0..0..0..0..1..0..0
..1..0..0..0..0..1..1..1..0..0....1..1..1..0..0..0..0..1..0..0
..1..1..0..0..0..0..1..1..0..0....1..1..1..1..0..0..0..0..0..0
CROSSREFS
Cf. A262457.
Sequence in context: A158732 A069216 A158736 * A161486 A236158 A253342
KEYWORD
nonn
AUTHOR
R. H. Hardin, Sep 23 2015
STATUS
approved