1,1

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

G. Resta, Tridigital Triangular Numbers

Cf. A000217, A119077. See A119034 for a table of cross-references.

Sequence in context: A119096 A131484 A115734 this_sequence A001782 A119058 A131994

Adjacent sequences: A119075 A119076 A119077 this_sequence A119079 A119080 A119081

nonn,base,more

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