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A068759 Number of potential flows in n X n array with integer velocities in -12..12, i.e. number of n X n arrays with adjacent elements differing by no more than 12, counting arrays differing by a constant only once. 0
1, 10425, 32119620625, 30067792536888711885 (list; graph; refs; listen; history; text; internal format)
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: A031866 A157445 A010082 * A183787 A204050 A114126

Adjacent sequences:  A068756 A068757 A068758 * A068760 A068761 A068762

KEYWORD

nonn

AUTHOR

R. H. Hardin, Feb 27 2002

STATUS

approved

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Last modified October 24 09:28 EDT 2014. Contains 248516 sequences.