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A278306
Number of nX5 0..2 arrays with rows and columns in lexicographic nondecreasing order but with exactly one mistake.
1
126, 11486, 986014, 79562696, 6345491150, 507575149862, 38819080346585, 2710823731820118, 169682177514345615, 9515799841809545361, 481274130722917682825, 22134553939263522315031, 933117878015049935514941
OFFSET
1,1
COMMENTS
Column 5 of A278309.
LINKS
EXAMPLE
Some solutions for n=2
..0..2..2..0..2. .1..2..2..1..2. .0..0..1..1..2. .0..0..1..0..2
..1..0..2..2..1. .2..1..2..2..2. .0..0..0..0..0. .0..2..2..1..0
CROSSREFS
Cf. A278309.
Sequence in context: A278624 A156931 A075919 * A180885 A241172 A255172
KEYWORD
nonn
AUTHOR
R. H. Hardin, Nov 17 2016
STATUS
approved