A068755 Number of potential flows in n X n array with integer velocities in -8..8, i.e., number of n X n arrays with adjacent elements differing by no more than 8, counting arrays differing by a constant only once.

1, 3281, 1473095713, 93044501704039945

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: A203808 A359844 A215565 * A330253 A242862 A078951

Adjacent sequences: A068752 A068753 A068754 * A068756 A068757 A068758

Keyword

nonn

Author

R. H. Hardin, Feb 27 2002

Status

approved