1,1

Table of n, a(n) for n=1..2.

J. Leech, Some solutions of Diophantine equations, Proc. Camb. Phil. Soc., 53 (1957), 778-780.

Cf. A020329.

Sequence in context: A202791 A304859 A303292 * A198258 A200819 A232146

Adjacent sequences: A010329 A010330 A010331 * A010333 A010334 A010335

nonn,bref

N. J. A. Sloane

approved