A251504 Number of (n+1)X(5+1) 0..3 arrays with every 2X2 subblock summing to 3 4 5 6 7 8 or 9

9635410, 24294592462, 61166220193608, 154063583681248806, 388048697552904231042, 977403456340809520106712, 2461849509898181667047178526, 6200820279850304698332473248358

Offset

1,1

Comments

Column 5 of A251507

Links

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

Example

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

Crossrefs

Sequence in context: A203660 A250518 A268252 * A103936 A147713 A348072

Adjacent sequences: A251501 A251502 A251503 * A251505 A251506 A251507

Keyword

nonn

Author

R. H. Hardin, Dec 03 2014

Status

approved