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

 Hints (Greetings from The On-Line Encyclopedia of Integer Sequences!)
 A247786 Numbers k such that A247784(k+1) - A247784(k) = 1. 5
 1, 3, 4, 5, 7, 8, 9, 11, 12, 14, 15, 16, 18, 19, 20, 22, 23, 24, 26, 27, 28, 30, 31, 33, 34, 35, 37, 38, 39, 41, 42, 43, 45, 46, 48, 49, 50, 52, 53, 54, 56, 57, 58, 60, 61, 62, 64, 65, 67, 68, 69, 71, 72, 73, 75, 76, 77, 79, 80, 81, 83, 84, 86, 87, 88, 90 (list; graph; refs; listen; history; text; internal format)
 OFFSET 1,2 COMMENTS A247785 and A247786 are a complementary pair. LINKS Clark Kimberling, Table of n, a(n) for n = 1..3000 MATHEMATICA z = 200; t = Table[Floor[1/(E - (1 + 1/k)^k)], {k, 1, z}] (*A247784*) d = Differences[t] Flatten[Position[d, 0]] (*A247785*) Flatten[Position[d, 1]] (*A247786*) CROSSREFS Cf. A247778, A247784, A247785. Sequence in context: A005848 A187885 A039065 * A330565 A139711 A354994 Adjacent sequences: A247783 A247784 A247785 * A247787 A247788 A247789 KEYWORD nonn,easy AUTHOR Clark Kimberling, Sep 24 2014 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 April 23 07:57 EDT 2024. Contains 371905 sequences. (Running on oeis4.)