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A278432
Number of nX4 0..3 arrays with rows and columns in lexicographic nondecreasing order but with exactly one mistake.
1
155, 19624, 2116789, 223202074, 23450120081, 2266913897519, 191704868748703, 14075699487073288, 906324694033572285, 51875514109305962403, 2672849198449587976472, 125300087299510807859757
OFFSET
1,1
COMMENTS
Column 4 of A278435.
LINKS
EXAMPLE
Some solutions for n=2
..0..0..1..3. .1..3..1..1. .0..1..3..3. .1..3..3..3. .1..0..0..1
..3..1..3..2. .3..1..0..2. .3..0..3..2. .0..3..3..3. .3..0..2..0
CROSSREFS
Cf. A278435.
Sequence in context: A289300 A220592 A278730 * A299829 A115466 A057966
KEYWORD
nonn
AUTHOR
R. H. Hardin, Nov 22 2016
STATUS
approved