A210083 Number of (n+1)X6 0..3 arrays containing all values 0..3 with every 2X2 subblock having one, three or four distinct values, and new values 0..3 introduced in row major order

109194, 88297042, 68665065250, 53426795638847, 41562565414532492, 32333381450807878715, 25153548261434310770809, 19568045655940578683979856, 15222838587624987203876383638, 11842511977410566916962295825474

Offset

1,1

Comments

Column 5 of A210086

Links

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

Example

Some solutions for n=4
..0..0..1..1..2..0....0..0..1..1..1..0....0..0..0..0..0..1....0..0..1..0..2..2
..2..1..2..0..3..2....2..3..0..2..3..1....0..0..0..0..0..2....3..1..2..1..0..3
..2..3..2..1..1..3....1..2..1..2..0..0....3..1..2..1..2..3....3..0..3..1..3..1
..2..0..3..3..0..1....1..3..0..0..1..3....2..3..1..3..1..3....0..1..3..0..1..2
..3..2..1..2..2..1....0..2..0..0..2..2....3..0..1..0..1..0....1..2..1..1..3..2

Crossrefs

Sequence in context: A157533 A233650 A286884 * A238044 A237963 A234700

Adjacent sequences: A210080 A210081 A210082 * A210084 A210085 A210086

Keyword

nonn

Author

R. H. Hardin Mar 17 2012

Status

approved