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A068734 Number of solenoidal flows (flow in = flow out) in an n X n square array with integer velocities in -9 .. 9. 0
1, 19, 49051, 23279942261 (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 A068722-A068725, by velocity limit 1..13 A068726-A068738.

Sequence in context: A013528 A172762 A203703 * A216529 A145851 A182374

Adjacent sequences: A068731 A068732 A068733 * A068735 A068736 A068737

KEYWORD

nonn

AUTHOR

R. H. Hardin, Feb 26 2002

STATUS

approved

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Last modified December 2 20:59 EST 2022. Contains 358510 sequences. (Running on oeis4.)