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!)
A115950 Inverse of A115949. 1
1, 2, 4, 6, 8, 10, 3, 12, 5, 14, 7, 16, 18, 9, 20, 22, 24, 11, 26, 28, 30, 13, 32, 34, 15, 36, 38, 17, 40, 42, 19, 44, 21, 46, 48, 23, 50, 52, 25, 54, 27, 56, 58, 29, 60, 62, 31, 64, 66, 33, 68, 70, 35, 72, 74, 37, 76, 78, 39, 80, 82, 41, 84, 86, 88, 43, 90, 92, 45, 94, 96, 47 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,2

COMMENTS

A permutation of the positive integers.

LINKS

Table of n, a(n) for n=1..72.

EXAMPLE

This is the inverse of the mapping

1->1, 2->2, 3->7, 4->3, 5->9, 6->4

(given by A115949).

CROSSREFS

Cf. A115949.

Sequence in context: A103694 A083167 A338741 * A077127 A082191 A319806

Adjacent sequences:  A115947 A115948 A115949 * A115951 A115952 A115953

KEYWORD

nonn

AUTHOR

Clark Kimberling, Feb 02 2006

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 22 16:15 EDT 2021. Contains 348174 sequences. (Running on oeis4.)