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 A006259 Denominators of approximations to e. (Formerly M0584) 4
 1, 1, 1, 2, 3, 4, 7, 11, 18, 25, 32, 39, 71, 110, 181, 252, 323, 394, 465, 536, 1001, 1537, 2538, 3539, 4540, 5541, 6542, 7543, 8544, 9545, 18089, 27634, 45723, 63812, 81901, 99990, 118079, 136168, 154257, 172346, 190435, 208524, 398959, 607483 (list; graph; refs; listen; history; text; internal format)
 OFFSET 1,4 REFERENCES R. L. Graham, D. E. Knuth and O. Patashnik, Concrete Mathematics. Addison-Wesley, Reading, MA, 1990, p. 122. N. J. A. Sloane and Simon Plouffe, The Encyclopedia of Integer Sequences, Academic Press, 1995 (includes this sequence). LINKS Table of n, a(n) for n=1..44. EXAMPLE A006258/A006259 = 1, 2, 3, 5/2, 8/3, 11/4, 19/7, 30/11, 49/18, 68/25, 87/32, 106/39, 193/71, 299/110, 492/181, ... . CROSSREFS Cf. A006258 (numerators). For another version see A119015. Cf. A001113. Sequence in context: A072164 A060987 A359743 * A119015 A222329 A018145 Adjacent sequences: A006256 A006257 A006258 * A006260 A006261 A006262 KEYWORD nonn,frac AUTHOR N. J. A. Sloane. EXTENSIONS More terms from Joshua Zucker, May 08 2006 Two terms removed by Alois P. Heinz, Nov 14 2021 STATUS approved

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Last modified September 26 00:10 EDT 2023. Contains 365649 sequences. (Running on oeis4.)