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A199100
Number of nX7 0..2 arrays with values 0..2 introduced in row major order, the number of instances of each value within one of each other, and every element equal to two or fewer horizontal or vertical neighbors
0
105, 113010, 40210161, 115707966228, 123022787797053, 46438726281827509
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OFFSET
1,1
COMMENTS
Column 7 of
A199101
LINKS
Table of n, a(n) for n=1..6.
EXAMPLE
Some solutions for n=3
..0..1..1..0..2..2..0....0..1..2..1..1..2..2....0..1..2..2..0..1..0
..0..1..1..2..1..1..1....0..1..1..2..2..0..0....0..1..1..0..2..1..2
..0..0..0..2..2..2..2....0..0..0..1..2..1..2....0..0..1..2..2..1..2
CROSSREFS
Sequence in context:
A305146
A304644
A171116
*
A225217
A096150
A068256
Adjacent sequences:
A199097
A199098
A199099
*
A199101
A199102
A199103
KEYWORD
nonn
AUTHOR
R. H. Hardin
Nov 02 2011
STATUS
approved
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Last modified September 5 20:11 EDT 2024. Contains 375700 sequences. (Running on oeis4.)