[go: up one dir, main page]

login
A234831
Number of (n+1)X(7+1) 0..2 arrays with each 2X2 subblock having the number of clockwise edge increases less than or equal to the number of counterclockwise edge increases
1
11787201, 15054585588, 16922003634471, 17991495416997300, 18633171647248503816, 19050125794543155115014, 19350145309183022128305720, 19589807728365994405536850230, 19798698696262721060810410964835
OFFSET
1,1
COMMENTS
Column 7 of A234832
LINKS
EXAMPLE
Some solutions for n=1
..0..0..0..2..1..0..0..2....0..0..0..0..2..1..0..0....0..0..0..0..0..0..2..1
..0..0..0..1..0..1..2..2....0..0..2..2..1..2..2..2....0..0..0..0..0..1..1..0
CROSSREFS
Sequence in context: A248166 A234070 A228978 * A280983 A184651 A123086
KEYWORD
nonn
AUTHOR
R. H. Hardin, Dec 31 2013
STATUS
approved