login
The OEIS Foundation is supported by donations from users of the OEIS and by a grant from the Simons Foundation.

 

Logo


Hints
(Greetings from The On-Line Encyclopedia of Integer Sequences!)
A292638 Rank of (3-r)*n when all the numbers (3-r)*j and (3+r)*k, where r = sqrt(5), j>=1, k>=1, are jointly ranked. 2
1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 13, 14, 16, 17, 18, 19, 20, 21, 22, 24, 25, 26, 27, 28, 29, 30, 32, 33, 34, 35, 36, 37, 38, 40, 41, 42, 43, 44, 45, 46, 48, 49, 50, 51, 52, 53, 55, 56, 57, 58, 59, 60, 61, 63, 64, 65, 66, 67, 68, 69, 71, 72, 73, 74, 75, 76 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,2

LINKS

Clark Kimberling, Table of n, a(n) for n = 1..1000

MATHEMATICA

z = 120; r = 3 - Sqrt[5]; s = 3 + Sqrt[5];

Table[n + Floor[n*r/s], {n, 1, z}]  (* A292638 *)

Table[n + Floor[n*s/r], {n, 1, z}]  (* A292639 *)

CROSSREFS

Cf. A292639 (complement).

Sequence in context: A004777 A059561 A037474 * A000378 A335513 A022551

Adjacent sequences:  A292635 A292636 A292637 * A292639 A292640 A292641

KEYWORD

nonn,easy

AUTHOR

Clark Kimberling, Sep 25 2017

STATUS

approved

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

License Agreements, Terms of Use, Privacy Policy. .

Last modified October 23 21:27 EDT 2021. Contains 348217 sequences. (Running on oeis4.)