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A237336
Number of (n+1)X(4+1) 0..3 arrays with the maximum minus the minimum of every 2X2 subblock equal
1
120808, 17627820, 2137181038, 300627324700, 41627000140944, 5948570417327342, 853258883465178716, 123366442531682683412, 17883818961748533773410, 2598541529967055129095912, 377982143702173985133488408
OFFSET
1,1
COMMENTS
Column 4 of A237340
LINKS
EXAMPLE
Some solutions for n=1
..1..0..0..3..3....2..0..3..0..3....1..1..1..3..1....0..0..0..2..2
..3..0..3..0..2....0..3..0..1..2....2..0..2..1..1....2..2..1..1..3
CROSSREFS
Sequence in context: A092015 A250673 A278005 * A234340 A251001 A061128
KEYWORD
nonn
AUTHOR
R. H. Hardin, Feb 06 2014
STATUS
approved