A237310 Number of (n+1)X(2+1) 0..3 arrays with the maximum plus the lower median minus the minimum of every 2X2 subblock equal

1352, 12690, 120650, 1218584, 12256598, 126084160, 1291478032, 13373871324, 138091649434, 1434854215354, 14882504925868, 154996997323000, 1612626595334952, 16827299214988940, 175503266154285756

Offset

1,1

Comments

Column 2 of A237315

Links

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

R. H. Hardin, Empirical recurrence of order 99

Formula

Empirical recurrence of order 99 (see link above)

Example

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

Crossrefs

Sequence in context: A349070 A035889 A192320 * A035763 A107559 A056103

Adjacent sequences: A237307 A237308 A237309 * A237311 A237312 A237313

Keyword

nonn

Author

R. H. Hardin, Feb 06 2014

Status

approved