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A229579 Number of defective 3-colorings of an n X n 0..2 array connected horizontally and antidiagonally with exactly one mistake, and colors introduced in row-major 0..2 order. 0
0, 6, 264, 19764, 2865780, 890824020, 613195191972, 954838111013352, 3403478388512845692, 27993333042034653078324, 534183142761328458054883788, 23742792574386065523445979163924 (list; graph; refs; listen; history; text; internal format)
OFFSET
1,2
COMMENTS
Diagonal of A229586.
LINKS
EXAMPLE
Some solutions for n=3:
0 1 2 0 1 0 0 1 0 0 1 2 0 1 2 0 1 0 0 1 0
0 2 1 2 0 2 1 2 0 2 0 1 0 1 2 2 2 1 2 2 1
1 0 1 2 1 0 1 2 1 2 1 0 0 2 0 1 2 1 1 0 2
CROSSREFS
Cf. A229586.
Sequence in context: A316393 A366226 A332126 * A033289 A244493 A221900
KEYWORD
nonn
AUTHOR
R. H. Hardin, Sep 26 2013
STATUS
approved

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Last modified March 28 10:31 EDT 2024. Contains 371240 sequences. (Running on oeis4.)