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A198603
Number of 2nX14 0..3 arrays with values 0..3 introduced in row major order and each element equal to exactly two horizontal and vertical neighbors
0
122, 125168, 143724590, 173328303620, 212660032469362
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OFFSET
1,1
COMMENTS
Column 7 of
A198604
LINKS
Table of n, a(n) for n=1..5.
EXAMPLE
A solution for n=2
..0..0..1..1..2..2..3..3..1..1..1..1..1..1
..0..0..1..1..2..2..3..3..1..2..2..0..0..1
..3..3..2..2..3..3..0..0..1..2..2..0..0..1
..3..3..2..2..3..3..0..0..1..1..1..1..1..1
CROSSREFS
Sequence in context:
A282274
A208397
A098129
*
A237640
A258489
A015079
Adjacent sequences:
A198600
A198601
A198602
*
A198604
A198605
A198606
KEYWORD
nonn
AUTHOR
R. H. Hardin
Oct 27 2011
STATUS
approved
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Last modified March 28 12:26 EDT 2024. Contains 371254 sequences. (Running on oeis4.)