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A253660 Number of (n+1)X(6+1) 0..2 arrays with every 2X2 subblock diagonal maximum minus antidiagonal maximum unequal to its neighbors horizontally, vertically and nw-se diagonally 1
1051870, 9172142, 152352910, 2149355346, 32368598122, 465528450816, 6834913762178, 97495218021062, 1406786178540610, 20243677829773786, 290143180462214182, 4146273714155749018, 59496804036220758330 (list; graph; refs; listen; history; text; internal format)
OFFSET
1,1
COMMENTS
Column 6 of A253662
LINKS
EXAMPLE
Some solutions for n=1
..0..1..0..1..2..0..2....0..0..0..1..1..0..0....0..1..0..0..1..1..1
..0..1..2..0..0..2..1....2..0..1..0..1..2..1....0..2..0..0..2..0..2
CROSSREFS
Sequence in context: A036098 A203668 A253312 * A253730 A043679 A162893
KEYWORD
nonn
AUTHOR
R. H. Hardin, Jan 07 2015
STATUS
approved

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Last modified April 13 12:13 EDT 2024. Contains 371641 sequences. (Running on oeis4.)