1,1
J. Leech, Some solutions of Diophantine equations, Proc. Camb. Phil. Soc., 53 (1957), 778-780.
Cf. A020329.
Sequence in context: A012798 A193811 A202791 * A198258 A200819 A024096
Adjacent sequences: A010329 A010330 A010331 * A010333 A010334 A010335
nonn,bref
N. J. A. Sloane (njas(AT)research.att.com).