1,2
L. J. Mordell, Diophantine Equations, Academic Press, NY, 1969, p. 205.
J.-M. De Koninck, Ces nombres qui nous fascinent, Entry 181, p. 56, Ellipses, Paris 2008.
Eric Weisstein's World of Mathematics, Ramanujan's Square Equation
Cf. A060728.
Sequence in context: A089628 A083841 A062601 this_sequence A079037 A101315 A066541
Adjacent sequences: A038195 A038196 A038197 this_sequence A038199 A038200 A038201
nonn,fini,full
njas
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