A236504 Number of (n+1)X(4+1) 0..3 arrays colored with the maximum plus the minimum minus the lower median of every 2X2 subblock

284408, 23079872, 1936913190, 164671652250, 14038040966310, 1197027401502264, 102052258007721864, 8703325591228151432, 742341978048031046884, 63313731214302271440214, 5399804208996014441633644

Offset

1,1

Comments

Column 4 of A236505

Links

R. H. Hardin, Table of n, a(n) for n = 1..12

Example

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

Crossrefs

Sequence in context: A185886 A235827 A204866 * A214357 A096519 A334311

Adjacent sequences: A236501 A236502 A236503 * A236505 A236506 A236507

Keyword

nonn

Author

R. H. Hardin, Jan 27 2014

Status

approved