A238178 Number of (n+1)X(6+1) 0..2 arrays with the maximum plus the minimum of every 2X2 subblock equal

479703, 180345769, 59356544695, 20477016435713, 6990206222515407, 2393955748528492505, 819219418493608549119, 280403032715254152090361, 95971012338423403955680535, 32847659961901588656466836065

Offset

1,1

Comments

Column 6 of A238180

Links

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

Example

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

Crossrefs

Sequence in context: A290050 A244086 A015332 * A250714 A203503 A172674

Adjacent sequences: A238175 A238176 A238177 * A238179 A238180 A238181

Keyword

nonn

Author

R. H. Hardin, Feb 19 2014

Status

approved