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A187424
Number of (n+1)X7 0..2 arrays with every 2X2 subblock determinant equal to exactly one or two horizontal and vertical neighbor 2X2 subblock determinants
0
76263, 2142214, 56472058, 2183222530, 72355701549
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OFFSET
1,1
COMMENTS
Column 6 of
A187425
LINKS
Table of n, a(n) for n=1..5.
EXAMPLE
Some solutions for 3X7
..0..0..2..1..0..0..0....0..0..2..1..0..0..2....0..0..1..1..1..0..2
..0..0..2..2..2..1..2....0..0..1..1..1..2..2....0..0..0..1..2..0..0
..0..1..2..1..0..0..0....0..2..2..0..1..2..0....0..0..1..1..1..0..2
CROSSREFS
Sequence in context:
A234895
A096888
A049026
*
A186216
A295818
A183744
Adjacent sequences:
A187421
A187422
A187423
*
A187425
A187426
A187427
KEYWORD
nonn
AUTHOR
R. H. Hardin
Mar 09 2011
STATUS
approved
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Last modified April 25 10:51 EDT 2024. Contains 371967 sequences. (Running on oeis4.)