A302269 Number of 5 X n 0..1 arrays with every element equal to 0, 1, 2 or 3 horizontally, diagonally or antidiagonally adjacent elements, with upper left element zero.

16, 512, 4386, 45717, 429854, 4289139, 41994750, 411922598, 4057777774, 39861518663, 392139398276, 3857829901549, 37946634409412, 373356037411323, 3673267587608222, 36140816911747227, 355597872011530803

Offset

1,1

Comments

Row 5 of A302265.

Links

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

Example

Some solutions for n=5:
  0 0 0 1 0     0 0 0 1 1     0 0 0 1 0     0 0 0 1 1
  1 1 0 1 1     1 1 0 1 1     1 1 0 1 0     1 1 0 1 1
  1 0 0 1 0     1 0 0 0 0     1 1 0 1 1     1 0 0 1 0
  1 0 1 1 0     1 0 1 1 1     0 1 0 1 0     0 0 1 0 1
  0 0 1 1 1     0 1 1 1 0     1 0 1 0 1     1 0 1 0 0

Crossrefs

Cf. A302265.

Sequence in context: A322888 A291852 A301845 * A302968 A302072 A302811

Adjacent sequences: A302266 A302267 A302268 * A302270 A302271 A302272

Keyword

nonn

Author

R. H. Hardin, Apr 04 2018

Status

approved