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A261943 Number of (1+1)X(n+1) 0..1 arrays with each row nonprime and column prime, read as a binary number with top and left being the most significant bits. 0
0, 0, 10, 0, 46, 0, 202, 415, 852, 1739, 3532, 0, 14484, 29256, 58994, 0, 239144, 0, 966551, 1941541, 3898357, 7824445, 15699345, 31490743, 63151055, 126614175, 253804613, 508678162, 1019341796 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,3

COMMENTS

Row 1 of A261942.

LINKS

Table of n, a(n) for n=1..29.

CROSSREFS

Cf. A261942.

Sequence in context: A302576 A214122 A084033 * A062255 A285771 A286120

Adjacent sequences:  A261940 A261941 A261942 * A261944 A261945 A261946

KEYWORD

nonn

AUTHOR

R. H. Hardin, Sep 06 2015

STATUS

approved

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Last modified May 26 13:05 EDT 2019. Contains 323586 sequences. (Running on oeis4.)