A068753 Number of potential flows in n X n array with integer velocities in -6..6, i.e., number of n X n arrays with adjacent elements differing by no more than 6, counting arrays differing by a constant only once.

1, 1469, 172989921, 1678843050246451, 1354915464537160758459123

Offset

1,2

Links

Table of n, a(n) for n=1..5.

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: A204871 A252578 A083526 * A255735 A252521 A237379

Adjacent sequences: A068750 A068751 A068752 * A068754 A068755 A068756

Keyword

nonn

Author

R. H. Hardin, Feb 27 2002

Status

approved