The OEIS is supported by the many generous donors to the OEIS Foundation.

 Year-end appeal: Please make a donation to the OEIS Foundation to support ongoing development and maintenance of the OEIS. We are now in our 60th year, we have over 367,000 sequences, and we’ve reached 11,000 citations (which often say “discovered thanks to the OEIS”). Other ways to Give
 Hints (Greetings from The On-Line Encyclopedia of Integer Sequences!)
 A080021 log(n) is closer to an integer than is log(m) for any m with 2<=m
 2, 3, 7, 20, 148, 403, 1096, 1097, 2980, 2981, 8103, 59874, 162755, 442413, 1202604, 3269017, 8886110, 8886111, 24154952, 24154953, 65659969, 178482301, 3584912846, 9744803446, 26489122130, 72004899337, 195729609428 (list; graph; refs; listen; history; text; internal format)
 OFFSET 1,1 COMMENTS Every term is floor(e^k)+r for some integers k and r with k>=1 and -1 <= r <= 1. REFERENCES Suggested by Leroy Quet, Jan 19 2003 LINKS Table of n, a(n) for n=1..27. EXAMPLE log(2) = 1-0.306..., log(3) = 1+0.0986..., log(7) = 2-0.0540..., log(20) = 3-0.00426... PROG (PARI) lista(nn) = {flmin = 1; for (i=2, nn, li = log(i); fli = abs(round(li) - li); if (fli < flmin, print1(i, ", "); flmin = fli; ); ); } \\ Michel Marcus, Aug 29 2013 CROSSREFS Cf. A080022, A080023. Sequence in context: A222776 A222890 A011968 * A306666 A032313 A032223 Adjacent sequences: A080018 A080019 A080020 * A080022 A080023 A080024 KEYWORD nonn AUTHOR Dean Hickerson, Jan 20 2003 EXTENSIONS More terms from Don Reble, Jan 20 2003 STATUS approved

Lookup | Welcome | Wiki | Register | Music | Plot 2 | Demos | Index | Browse | More | WebCam
Contribute new seq. or comment | Format | Style Sheet | Transforms | Superseeker | Recents
The OEIS Community | Maintained by The OEIS Foundation Inc.

Last modified December 6 01:58 EST 2023. Contains 367594 sequences. (Running on oeis4.)