1,1

P. T. Bateman and E. Grosswald, Positive integers expressible as a sum of three squares in essentially only one way, J. Number Theory, 19 (1984), 301-308.

Cf. A086719.

Sequence in context: A014223 A023265 A018557 this_sequence A138723 A099955 A138724

Adjacent sequences: A085613 A085614 A085615 this_sequence A085617 A085618 A085619

nonn,fini,full

njas, Jul 31 2003