A209364 Number of nX5 1..3 arrays with every element value z a city block distance of exactly z from another element value z

2, 690, 207438, 42033202, 5995346079, 786021209045

Offset

1,1

Comments

Column 5 of A209365

Links

Table of n, a(n) for n=1..6.

Example

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

Crossrefs

Sequence in context: A120123 A140014 A188698 * A106301 A127623 A115474

Adjacent sequences: A209361 A209362 A209363 * A209365 A209366 A209367

Keyword

nonn

Author

R. H. Hardin Mar 06 2012

Status

approved