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A185574 Number of (n+1)X4 0..3 arrays with no 2X2 subblock sum equal to any horizontal or vertical neighbor 2X2 subblock sum 0
44944, 4649320, 480362772, 50465542904, 5296925520216, 554710227464956, 58085158860020628, 6085476832181549456, 637558422416624947542, 66788675132255013566752, 6996533512035946774940652 (list; graph; refs; listen; history; text; internal format)
OFFSET
1,1
COMMENTS
Column 3 of A185575
LINKS
EXAMPLE
Some solutions for 3X4
..0..0..2..1....0..2..2..0....2..2..0..0....2..3..0..1....2..1..0..3
..0..1..2..2....2..2..2..2....0..2..0..2....2..0..0..0....2..1..0..0
..2..2..2..2....2..2..0..0....2..1..3..2....2..0..2..2....0..1..3..3
CROSSREFS
Sequence in context: A202987 A183590 A230618 * A209783 A295467 A158931
KEYWORD
nonn
AUTHOR
R. H. Hardin Jan 31 2011
STATUS
approved

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Last modified April 24 22:17 EDT 2024. Contains 371964 sequences. (Running on oeis4.)