A268017 Number of nX5 0..2 arrays with every repeated value in every row and column greater than or equal to the previous repeated value.
222, 49284, 10941048, 2012075697, 343790697459, 54331933243657, 8093513353675817, 1146370541408659891, 155605439707891738543, 20360223838428569306453, 2580220150936262501252195
Offset: 1
Keywords
Examples
Some solutions for n=2 ..1..1..0..2..1....0..2..0..1..2....0..2..1..2..2....2..0..0..1..0 ..1..0..1..1..1....1..2..1..2..2....1..0..1..1..0....1..0..1..0..1
Links
- R. H. Hardin, Table of n, a(n) for n = 1..38
Crossrefs
Cf. A268019.
Comments