1,1

Next entry must be greater than 1.4*10^16.

G. Resta, Tridigital Triangular Numbers

Cf. A000217, A119057. See A119034 for a table of cross-references.

Adjacent sequences: A119055 A119056 A119057 this_sequence A119059 A119060 A119061

Sequence in context: A115734 A119078 A001782 this_sequence A131994 A037940 A037218

nonn,base,more

Giovanni Resta (g.resta(AT)iit.cnr.it), May 10 2006