1,1

This sequence is finite and has 9 terms.

a(4)=0 and a(7)=0, since all the candidates are divisible by 3.

a(9)=99...988...877...766...655..544444443333322211 is the last term.

Giovanni Resta, Table of n, a(n) for n = 1..9

Cf. A272161.

Sequence in context: A252862 A232066 A330301 * A198668 A346206 A198707

Adjacent sequences: A264914 A264915 A264916 * A264918 A264919 A264920

nonn,base,fini,full

Pierre CAMI, Apr 30 2016

a(5)-a(7) from Giovanni Resta, May 05 2016

approved