1,2
Cf. m X n A069325-A069342, n X n symmetric A069344.
Sequence in context: A172434 A105639 A003028 * A084882 A091502 A037106
Adjacent sequences: A069340 A069341 A069342 * A069344 A069345 A069346
nonn
R. H. Hardin (rhhardin(AT)att.net), Mar 16 2002.