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A185613
Number of (n+1)X5 0..2 arrays with every 2X2 subblock sum equal to some horizontal or vertical neighbor 2X2 subblock sum
0
3645, 313105, 16830089, 1099131565, 68751907871, 4433660417573
(list; graph; refs; listen; history; text; internal format)
OFFSET
1,1
COMMENTS
Column 4 of A185614
LINKS
Table of n, a(n) for n=1..6.
EXAMPLE
Some solutions for 3X5
..0..2..0..2..1....0..0..2..1..0....0..2..1..2..1....0..0..1..2..0
..1..0..2..0..1....1..1..1..2..0....1..1..1..1..1....1..1..0..1..1
..1..1..1..2..2....0..0..2..1..0....1..1..2..2..2....0..0..0..0..2
CROSSREFS
Sequence in context: A253464 A015294 A186870 * A232837 A252086 A212852
Adjacent sequences: A185610 A185611 A185612 * A185614 A185615 A185616
KEYWORD
nonn
AUTHOR
R. H. Hardin Jan 31 2011
STATUS
approved

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Last modified October 1 11:25 EDT 2024. Contains 376389 sequences.
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