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A262468 Number of (n+1)X(4+1) 0..1 arrays with each row divisible by 3 and each column divisible by 5, read as a binary number with top and left being the most significant bits. 1
1, 11, 121, 457, 2413, 22907, 239281, 2028469, 19072681, 195594107, 2033050681, 20694058921, 213513561709, 2238052993835, 23529091943281, 247329143808181, 2608684587258313, 27709182321786251, 294872156127246841 (list; graph; refs; listen; history; text; internal format)
OFFSET
1,2
COMMENTS
Column 4 of A262472.
LINKS
FORMULA
Empirical recurrence of order 73 (see link above)
EXAMPLE
Some solutions for n=4
..0..0..0..0..0....1..0..0..1..0....0..0..1..1..0....1..0..0..1..0
..0..0..0..1..1....1..0..0..1..0....0..0..1..1..0....0..0..0..0..0
..0..1..1..1..1....0..0..0..0..0....1..1..1..1..0....1..0..0..1..0
..0..0..0..1..1....0..0..0..0..0....0..0..1..1..0....0..0..0..0..0
..0..1..1..1..1....1..0..0..1..0....1..1..0..0..0....0..0..0..0..0
CROSSREFS
Cf. A262472.
Sequence in context: A216131 A338784 A223392 * A221964 A223640 A223633
KEYWORD
nonn
AUTHOR
R. H. Hardin, Sep 23 2015
STATUS
approved

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Last modified March 28 10:55 EDT 2024. Contains 371241 sequences. (Running on oeis4.)