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Search: id:A025747
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A025747 Index of 10^n within sequence of numbers of form 9^i*10^j. +0
1
1, 3, 6, 10, 15, 21, 28, 36, 45, 55, 66, 78, 91, 105, 120, 136, 153, 171, 190, 210, 231, 254, 278, 303, 329, 356, 384, 413, 443, 474, 506, 539, 573, 608, 644, 681, 719, 758, 798, 839, 881, 924, 969, 1015, 1062, 1110, 1159, 1209, 1260, 1312, 1365, 1419, 1474, 1530, 1587 (list; graph; listen)
OFFSET

1,2

CROSSREFS

Sequence in context: A000217 A105340 A109811 this_sequence A025738 A078256 A025731

Adjacent sequences: A025744 A025745 A025746 this_sequence A025748 A025749 A025750

KEYWORD

nonn

AUTHOR

David W. Wilson (davidwwilson(AT)comcast.net)

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Last modified December 4 12:27 EST 2008. Contains 151280 sequences.


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