1,2
L. J. Gerstein, Pythagorean triples and inner products, Math. Mag., 78 (2005), 205-213.
Sequence in context: A081675 A081180 A052177 * A127745 A037547 A061801
Adjacent sequences: A115595 A115596 A115597 * A115599 A115600 A115601
nonn
N. J. A. Sloane (njas(AT)research.att.com), Mar 14 2006