A185802 Number of (n+1)X5 0..3 arrays with every 2X2 subblock trace equal to some horizontal or vertical neighbor 2X2 subblock trace

30976, 5177344, 593036512, 77815012608, 9977246681216, 1288126250997184, 166089641496321408, 21422296324609759008, 2762848683970777854944, 356332988067748172309280, 45957176135825717768617920

Offset

1,1

Comments

Column 4 of A185807

Links

R. H. Hardin, Table of n, a(n) for n = 1..96

Example

Some solutions for 3X5
..0..1..2..0..0....2..0..1..0..1....0..1..0..1..2....2..2..1..2..0
..0..0..2..1..1....2..0..0..0..1....0..0..2..2..1....0..0..0..2..0
..0..0..2..0..0....0..0..0..0..1....0..0..3..3..3....0..0..0..3..0

Crossrefs

Sequence in context: A250590 A338948 A186918 * A102328 A157111 A236976

Adjacent sequences: A185799 A185800 A185801 * A185803 A185804 A185805

Keyword

nonn

Author

R. H. Hardin Feb 04 2011

Status

approved