A025695 Index of 2^n within sequence of numbers of form 2^i*10^j.

1, 2, 3, 4, 6, 8, 10, 13, 16, 19, 23, 27, 31, 35, 40, 45, 50, 56, 62, 68, 75, 82, 89, 96, 104, 112, 120, 129, 138, 147, 157, 167, 177, 187, 198, 209, 220, 232, 244, 256, 269, 282, 295, 308, 322, 336, 350, 365, 380, 395, 411, 427, 443, 459, 476, 493, 510, 528, 546, 564, 583

Offset: 1

Author

David W. Wilson

Keywords

• nonn

Comments

Positions of zeros in A025684. - R. J. Mathar, Jul 06 2025