1,3

First 9 terms coincide with terms in A007837. Sum of all 45 terms gives the total number of terms in A108571: 66712890763701234740813164553708284.

Zak Seidov, Table of n, a(n) for n = 1..45.

Cf. A007837, A108571.

Sequence in context: A057729 A110278 A013628 this_sequence A007837 A032219 A032144

Adjacent sequences: A127004 A127005 A127006 this_sequence A127008 A127009 A127010

base,nonn

Zak Seidov (zakseidov(AT)yahoo.com), Jan 02 2007