%I #8 Jun 25 2022 22:52:35
%S 1,5,12,22,36,53,73,97,124,154,188,225,265,309,356,406,460,517,577,
%T 641,708,778,852,929,1009,1093,1180,1270,1364,1461,1561,1664,1771,
%U 1881,1994,2111,2231,2354,2481,2611,2744,2881,3021,3164,3311,3461,3614,3771,3931
%N Index of 10^n within sequence of numbers of form 2^i*10^j.
%Y Partial sums of A123384.
%K nonn
%O 1,2
%A _David W. Wilson_
|