A210051 Number of (n+1)X8 0..2 arrays containing all values 0..2 with every 2X2 subblock having two distinct values, and new values 0..2 introduced in row major order

74831, 8917959, 1184416509, 166752843125, 23937024685863, 3466529466974219, 503253512833068071, 73076010765462997761, 10602113003726511793173, 1536388547304497023802769, 222371132283998602213604129

Offset

1,1

Comments

Column 7 of A210052

Links

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

Example

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

Crossrefs

Sequence in context: A206127 A230221 A252242 * A179252 A045731 A173207

Adjacent sequences: A210048 A210049 A210050 * A210052 A210053 A210054

Keyword

nonn

Author

R. H. Hardin Mar 16 2012

Status

approved