A222353 Number of nX1 0..1 arrays with no more than floor(nX1/2) elements unequal to at least one king-move neighbor, with new values introduced in row major 0..1 order

1, 1, 1, 4, 5, 10, 12, 34, 43, 101, 127, 331, 424, 1044, 1340, 3406, 4409, 11008, 14296, 36039, 47031, 117866, 154276, 387709, 509126, 1276783, 1680799, 4217763, 5565756, 13954040, 18451152, 46258390, 61282051, 153562565, 203775943, 510523621

Offset

1,4

Comments

Column 1 of A222360

Links

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

Example

All solutions for n=4
..0....0....0....0
..0....0....0....1
..0....0....1....1
..1....0....1....1

Crossrefs

Sequence in context: A050039 A217571 A058335 * A094415 A114517 A283246

Adjacent sequences: A222350 A222351 A222352 * A222354 A222355 A222356

Keyword

nonn

Author

R. H. Hardin Feb 16 2013

Status

approved