login
A068760
Number of potential flows in n X n array with integer velocities in -13..13, i.e., number of n X n arrays with adjacent elements differing by no more than 13, counting arrays differing by a constant only once.
0
1, 13131, 59427841617, 95300503181597170089
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: A023320 A206149 A221156 * A252156 A102331 A064252
KEYWORD
nonn
AUTHOR
R. H. Hardin, Feb 27 2002
STATUS
approved