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A259523
Number of (n+1) X (7+1) 0..1 arrays with each 2 X 2 subblock having clockwise pattern 0000 0001 0011 0101 or 1111.
1
12096, 981092, 71482990, 5417785744, 407656116320, 30760063948568, 2319907090839600, 175002064330576058, 13200853335762678450, 995789443731005584732, 75115949821301822140996, 5666270721518268054510606
OFFSET
1,1
COMMENTS
Column 7 of A259524.
LINKS
EXAMPLE
Some solutions for n=1:
..1..0..1..1..0..1..1..0....0..0..0..0..1..1..0..1....1..1..0..1..1..0..1..1
..1..0..1..1..0..1..1..0....1..0..0..0..0..0..1..0....0..0..0..1..1..0..1..1
CROSSREFS
Cf. A259524.
Sequence in context: A247688 A236726 A236701 * A037248 A008914 A257357
KEYWORD
nonn
AUTHOR
R. H. Hardin, Jun 29 2015
STATUS
approved