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A261757 Number of (n+1)X(4+1) 0..1 arrays with each row and column prime, read as a binary number with top and left being the most significant bits. 0
11, 100, 99, 2673, 4797, 53564, 174125, 1264975, 5828759, 28376885 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

Column 4 of A261761.

LINKS

Table of n, a(n) for n=1..10.

EXAMPLE

Some solutions for n=4

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

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

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

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

..1..1..1..1..1....1..1..1..1..1....1..1..1..1..1....1..1..1..1..1

CROSSREFS

Cf. A261761.

Sequence in context: A287461 A288402 A287984 * A280049 A066329 A309870

Adjacent sequences:  A261754 A261755 A261756 * A261758 A261759 A261760

KEYWORD

nonn

AUTHOR

R. H. Hardin, Aug 31 2015

STATUS

approved

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Last modified February 26 18:29 EST 2020. Contains 332293 sequences. (Running on oeis4.)