A236623 Number of (n+1)X(4+1) 0..3 arrays colored with the maximum plus the lower median of every 2X2 subblock

272160, 16988098, 915260934, 50317280924, 2821311359638, 160929826262388, 9099482702234420, 511858586682377470, 28894291322542381116, 1634454945394126567390, 92296072121648146494236

Offset

1,1

Comments

Column 4 of A236624

Links

R. H. Hardin, Table of n, a(n) for n = 1..16

Example

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

Crossrefs

Sequence in context: A258893 A237181 A013998 * A214193 A232256 A114663

Adjacent sequences: A236620 A236621 A236622 * A236624 A236625 A236626

Keyword

nonn

Author

R. H. Hardin, Jan 29 2014

Status

approved