1,2

Cf. m X n A069325-A069342, n X n symmetric A069344.

Sequence in context: A126685 A105639 A003028 this_sequence A084882 A091502 A037106

Adjacent sequences: A069340 A069341 A069342 this_sequence A069344 A069345 A069346

nonn

Ron Hardin (rhhardin(AT)att.net), Mar 16 2002.