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A068738 Number of solenoidal flows (flow in = flow out) in an n X n square array with integer velocities in -13 .. 13. 35
1, 27, 199655, 547436323149 (list; graph; refs; listen; history; internal format)
OFFSET

1,2

CROSSREFS

By size 3 X 3, ..., 6 X 6 A068722-A068725, by velocity limit 1..13 A068726-A068738.

Sequence in context: A034206 A085536 A008974 * A132649 A086166 A132661

Adjacent sequences:  A068735 A068736 A068737 * A068739 A068740 A068741

KEYWORD

nonn

AUTHOR

R. H. Hardin (rhhardin(AT)att.net), Feb 26 2002

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Last modified February 15 11:25 EST 2012. Contains 205777 sequences.