A233688 Number of (n+1)X(5+1) 0..3 arrays with every 2X2 subblock having the sum of the squares of the edge differences equal to 10, and no two adjacent values equal

3940, 64756, 1095164, 19588516, 350631128, 6324816860, 113995582540, 2057970474012, 37133987692488, 670381088418328, 12099509545057848, 218421025411832340, 3942529399269404948, 71168489691941827604

Offset

1,1

Comments

Column 5 of A233691

Links

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

R. H. Hardin, Empirical recurrence of order 85

Formula

Empirical recurrence of order 85 (see link above)

Example

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

Crossrefs

Sequence in context: A198641 A045232 A252455 * A162859 A115929 A346135

Adjacent sequences: A233685 A233686 A233687 * A233689 A233690 A233691

Keyword

nonn

Author

R. H. Hardin, Dec 14 2013

Status

approved