A209175 Number of nX3 0..3 arrays with every element value z a city block distance of exactly z from another element value z

5, 115, 5053, 236727, 9263488, 343130181, 12206184150, 419837744948, 14358083837313, 492402391274682, 16909480073908422, 582697924107632107, 20151333270374675526, 697816835033102131989, 24175662765170152589398

Offset

1,1

Comments

Column 3 of A209178

Links

R. H. Hardin, Table of n, a(n) for n = 1..125

Example

Some solutions for n=33
..2..1..0....2..3..2....2..0..0....3..0..3....0..1..0....0..3..1....2..2..0
..2..1..2....0..1..3....0..0..1....1..1..1....2..1..2....1..0..1....0..2..0
..2..2..2....3..1..3....2..0..1....1..3..1....0..0..0....1..0..3....2..2..0

Crossrefs

Sequence in context: A223057 A208783 A089638 * A209719 A208959 A209053

Adjacent sequences: A209172 A209173 A209174 * A209176 A209177 A209178

Keyword

nonn

Author

R. H. Hardin Mar 05 2012

Status

approved