1,1

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

G. Resta, Tridigital Triangular Numbers

Cf. A000217, A119190. See A119034 for a table of cross-references.

Sequence in context: A005321 A092645 A144835 this_sequence A125993 A011805 A111135

Adjacent sequences: A119188 A119189 A119190 this_sequence A119192 A119193 A119194

nonn,base,more

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