A236061 Number of (n+1) X (4+1) 0..2 arrays colored with the difference of the upper median and the minimum in each 2 X 2 subblock.

7016, 41344, 221292, 1189428, 6693198, 39556394, 224877256, 1256067308, 7205418850, 41590160892, 235987774244, 1340152691712, 7685708879014, 43958847875480, 250166110642086, 1427589031546446, 8165043585477110

Offset

1,1

Comments

Column 4 of A236065.

Links

R. H. Hardin, Table of n, a(n) for n = 1..210

Example

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

Crossrefs

Cf. A236065.

Sequence in context: A209879 A100897 A206757 * A317399 A116278 A206050

Adjacent sequences: A236058 A236059 A236060 * A236062 A236063 A236064

Keyword

nonn

Author

R. H. Hardin, Jan 18 2014

Status

approved