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A234856 Number of (n+2)X(1+2) 0..3 arrays with each 3X3 subblock having the sum of its 72 absolute element differences equal to 46 1
36288, 430044, 5061072, 59396544, 722877426, 8724962088, 104942366208, 1279417121046, 15521208187662, 187880332745934, 2288591750083392, 27799607829489894, 337237942486861242, 4104313572560228892 (list; graph; refs; listen; history; text; internal format)
OFFSET
1,1
COMMENTS
Column 1 of A234858
LINKS
EXAMPLE
Some solutions for n=1
..2..1..3....2..1..0....1..0..1....3..1..1....0..0..3....2..1..0....0..3..1
..2..1..0....2..1..2....0..0..3....1..3..2....1..0..2....1..2..1....1..2..0
..0..2..0....3..0..0....2..0..2....0..1..0....2..0..1....3..3..3....0..2..2
CROSSREFS
Sequence in context: A249083 A204874 A234858 * A222952 A204967 A011771
KEYWORD
nonn
AUTHOR
R. H. Hardin, Dec 31 2013
STATUS
approved

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Last modified March 28 05:39 EDT 2024. Contains 371235 sequences. (Running on oeis4.)