A233500 Number of (3+2)X(n+2) 0..2 arrays with no increasing sequence of length 3 horizontally or antidiagonally downwards

10619963, 1853443458, 325881917874, 57417306351598, 10115417763803313, 1781944328309674995, 313901395869006316016, 55295864424135922896207, 9740696868473453722524159, 1715882642056615312815743773

Offset

1,1

Comments

Row 3 of A233497

Links

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

Example

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

Crossrefs

Sequence in context: A066870 A340110 A250963 * A195224 A157762 A234390

Adjacent sequences: A233497 A233498 A233499 * A233501 A233502 A233503

Keyword

nonn

Author

R. H. Hardin, Dec 11 2013

Status

approved