A104785 a(n) = number of members of A047841 with n digits.
0, 1, 0, 0, 0, 0, 0, 35, 0, 21, 0, 0, 0, 20, 0, 15, 0, 6, 9, 1, 1
Offset: 1
Extensions
Edited by David Wasserman, Apr 17 2008
This is a front-end for the Online Encyclopedia of Integer Sequences, made by Christian Perfect. The idea is to provide OEIS entries in non-ancient HTML, and then to think about how they're presented visually. The source code is on GitHub.