A068761 Number of potential flows in n X n array with integer velocities in -14..14, i.e., number of n X n arrays with adjacent elements differing by no more than 14, counting arrays differing by a constant only once.

1, 16269, 105227044417, 278175212679968120043

Offset

1,2

Links

Table of n, a(n) for n=1..4.

Crossrefs

By size 3 X 3, ..., 6 X 6 A068744-A068747, by velocity limit 1..14 A068248-A068761, solenoidal flows A068722-A068738.

Sequence in context: A254452 A202432 A109151 * A043607 A067375 A237460

Adjacent sequences: A068758 A068759 A068760 * A068762 A068763 A068764

Keyword

nonn

Author

R. H. Hardin, Feb 27 2002

Status

approved