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A068761 Number of potential flows in n X n array with integer velocities in -14..14, i.e. number of n X n arrays with adjacent elements differing by no more than 14, counting arrays differing by a constant only once. +0
18
1, 16269, 105227044417, 278175212679968120043 (list; graph; listen)
OFFSET

1,2

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: A031843 A035921 A109151 this_sequence A043607 A067375 A058552

Adjacent sequences: A068758 A068759 A068760 this_sequence A068762 A068763 A068764

KEYWORD

nonn

AUTHOR

Ron Hardin (rhhardin(AT)att.net), Feb 27 2002

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Last modified December 7 08:40 EST 2009. Contains 170430 sequences.


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