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A066379
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Number of numbers m <= n such that floor(log(m)) divides m.
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2
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3, 7, 12, 18, 25, 33, 43, 55, 69, 85, 103, 123, 144, 168, 195, 225, 258, 294, 333, 375, 420, 468, 519, 573, 629, 689, 753, 821, 893, 969, 1049, 1133, 1221, 1313, 1409, 1509, 1613, 1721, 1833, 1949, 2069, 2193, 2321, 2453, 2589, 2729, 2873
(list; graph; refs; listen; history; internal format)
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OFFSET
| 1,1
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LINKS
| Harry J. Smith, Table of n, a(n) for n=1,...,1000
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PROG
| (PARI) { n=0; a=0; for (m=3, 10^9, if (m%floor(log(m)) == 0, a+=m; write("b066379.txt", n++, " ", a); if (n==1000, return)) ) } [From Harry J. Smith (hjsmithh(AT)sbcglobal.net), Feb 12 2010]
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CROSSREFS
| Partial sums of A066378,
Sequence in context: A141214 A027379 A055998 * A024517 A005228 A000969
Adjacent sequences: A066376 A066377 A066378 * A066380 A066381 A066382
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KEYWORD
| nonn
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AUTHOR
| N. J. A. Sloane (njas(AT)research.att.com), Dec 23 2001
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