A235221 Number of (n+1)X(6+1) 0..2 arrays with 2X2 edge jumps all no more than +1 in one of the clockwise or counterclockwise directions or both

1105027, 891368897, 648127851943, 484500703182059, 359731584557407665, 267555894782142697275, 198912437212763068495019, 147896197496986142498212149, 109961351004705345562574512975

Offset

1,1

Comments

Column 6 of A235223

Links

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

Example

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

Crossrefs

Sequence in context: A086212 A316481 A253619 * A060087 A229783 A176999

Adjacent sequences: A235218 A235219 A235220 * A235222 A235223 A235224

Keyword

nonn

Author

R. H. Hardin, Jan 05 2014

Status

approved