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!)
A122228 Iterates of A122227, starting from 0. 3
0, 1, 3, 8, 20, 55, 160, 493, 1579, 5212, 17595, 60462, 210749, 743284, 2647461, 9509504 (list; graph; refs; listen; history; text; internal format)
OFFSET

0,3

LINKS

Table of n, a(n) for n=0..15.

PROG

(Scheme:) (define (A122228 n) (if (zero? n) 0 (A122227 (A122228 (- n 1)))))

CROSSREFS

Cf. A122229, A122230, A106191.

Sequence in context: A026995 A018035 A271843 * A018790 A268042 A009436

Adjacent sequences:  A122225 A122226 A122227 * A122229 A122230 A122231

KEYWORD

nonn

AUTHOR

Antti Karttunen, Sep 14 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 April 19 02:19 EDT 2021. Contains 343105 sequences. (Running on oeis4.)