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A237003 Number of (n+1)X(4+1) 0..3 arrays with the upper median plus the lower median of every 2X2 subblock equal 1
26320, 762724, 22056220, 880923796, 33233608132, 1329345087772, 52079122983140, 2070941611511776, 81772162000490880, 3243881107548188412, 128365789131232332144, 5087721950848658181076, 201470461451253606169116 (list; graph; refs; listen; history; text; internal format)
OFFSET
1,1
COMMENTS
Column 4 of A237007
LINKS
EXAMPLE
Some solutions for n=1
..3..2..0..3..0....0..1..2..1..0....0..1..2..2..1....1..0..3..2..3
..1..3..3..2..3....3..3..2..3..3....3..1..0..0..1....3..2..1..0..1
CROSSREFS
Sequence in context: A004046 A031652 A236787 * A107119 A292701 A275417
KEYWORD
nonn
AUTHOR
R. H. Hardin, Feb 02 2014
STATUS
approved

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Last modified April 22 17:24 EDT 2024. Contains 371905 sequences. (Running on oeis4.)