A200774 Number of nX5 0..2 arrays with every row and column running average nondecreasing rightwards and downwards, and the number of instances of each value within one of each other.
9, 37, 77, 1368, 7725, 13422, 194535, 980702, 1678693, 24878620, 121356170, 196370947, 2842268794, 13774086909, 22130326801, 315828107827, 1502885737864, 2383360502586, 33977970254723, 160775285120155, 252353156923816
Offset: 1
Keywords
Examples
Some solutions for n=4 ..0..0..0..1..1....0..0..0..0..2....0..0..0..0..1....0..0..0..0..1 ..0..0..2..1..2....0..1..1..2..2....0..1..1..2..1....0..0..0..1..2 ..0..0..1..1..2....0..2..1..1..2....0..1..1..2..2....1..1..2..2..2 ..1..2..2..2..2....0..1..1..1..2....1..2..2..2..2....1..1..2..2..2
Links
- R. H. Hardin, Table of n, a(n) for n = 1..27
Comments