A234768 Number of (n+1)X(7+1) 0..3 arrays with 2X2 edge jumps all no more than +1 in one of the clockwise or counterclockwise directions but not both

239044, 17095452, 570633100, 54068454752, 2177670570012, 205018146052256, 8967685381446696, 802936656799504220, 37230122643166462628, 3172915521444502370912, 154228266357439489536088

Offset

1,1

Comments

Column 7 of A234769

Links

R. H. Hardin, Table of n, a(n) for n = 1..187

Example

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

Crossrefs

Sequence in context: A251613 A236717 A238928 * A122210 A237396 A234547

Adjacent sequences: A234765 A234766 A234767 * A234769 A234770 A234771

Keyword

nonn

Author

R. H. Hardin, Dec 30 2013

Status

approved