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A025695 Index of 2^n within sequence of numbers of form 2^i*10^j. 0
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 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,2

LINKS

Table of n, a(n) for n=1..61.

CROSSREFS

Sequence in context: A024174 A008739 A280706 * A025694 A022796 A008748

Adjacent sequences:  A025692 A025693 A025694 * A025696 A025697 A025698

KEYWORD

nonn

AUTHOR

David W. Wilson

STATUS

approved

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Last modified August 19 04:02 EDT 2019. Contains 326109 sequences. (Running on oeis4.)