1,2

Equivalent to A199124, but contains the same information in more condensed form.

Table of n, a(n) for n=1..29.

(PARI) a(n)=A199124(n)-10^(n-1)

Cf. A051885.

Sequence in context: A328233 A031161 A031882 * A075982 A100839 A013624

Adjacent sequences: A199187 A199188 A199189 * A199191 A199192 A199193

nonn,base

M. F. Hasler, Nov 03 2011

approved