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!)
A026338 a(n) = a(m) if a(m) has already occurred exactly once and n = m+[ m/2 ]+1, else a(n) = least positive integer that has not yet occurred. 4
1, 1, 2, 3, 2, 4, 3, 5, 6, 4, 7, 8, 5, 6, 9, 10, 7, 11, 8, 12, 13, 14, 9, 15, 10, 16, 17, 11, 18, 19, 12, 13, 20, 14, 21, 22, 15, 23, 24, 16, 17, 25, 26, 18, 27, 19, 28, 29, 30, 20, 31, 32, 21, 33, 22, 34, 35, 23, 24, 36, 37, 38, 39, 25, 26, 40 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,3

LINKS

Table of n, a(n) for n=1..66.

CROSSREFS

Sequence in context: A243290 A085238 A214371 * A026242 A130526 A174523

Adjacent sequences:  A026335 A026336 A026337 * A026339 A026340 A026341

KEYWORD

nonn

AUTHOR

Clark Kimberling

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 September 21 20:10 EDT 2021. Contains 347598 sequences. (Running on oeis4.)