login
This site is supported by donations to The OEIS Foundation.
Logo

Hints
(Greetings from The On-Line Encyclopedia of Integer Sequences!)
A082497 a(0)=0, a(1)=1, a(2n)=2a(n), a(2n+1)=a(n)+a(n-1). 0
0, 1, 2, 1, 4, 3, 2, 3, 8, 5, 6, 7, 4, 5, 6, 5, 16, 11, 10, 13, 12, 11, 14, 13, 8, 11, 10, 9, 12, 11, 10, 11, 32, 21, 22, 27, 20, 21, 26, 23, 24, 25, 22, 23, 28, 25, 26, 27, 16, 21, 22, 19, 20, 21, 18, 19, 24, 21, 22, 23, 20, 21, 22, 21, 64, 43, 42, 53, 44 (list; graph; refs; listen; history; internal format)
OFFSET

0,3

PROG

(PARI) a(n) = if(n<2, n, if(n%2==0, 2*a(n/2), a((n-1)/2)+a((n-3)/2)))

CROSSREFS

Sequence in context: A106407 A023141 A072650 * A065620 A104895 A103122

Adjacent sequences:  A082494 A082495 A082496 * A082498 A082499 A082500

KEYWORD

nonn

AUTHOR

Ralf Stephan (ralf(AT)ark.in-berlin.de), Apr 29 2003

Lookup | Welcome | Wiki | Register | Music | Plot 2 | Demos | Index | Browse | More | WebCam
Contribute new seq. or comment | Format | Transforms | Puzzles | Hot | Classics
Recent Additions | More pages | Superseeker | Maintained by The OEIS Foundation Inc.

Content is available under The OEIS End-User License Agreement .

Last modified February 17 19:13 EST 2012. Contains 206085 sequences.