Logo

Greetings from The On-Line Encyclopedia of Integer Sequences!

Hints

Search: id:A065549
Displaying 1-1 of 1 results found. page 1
     Format: long | short | internal | text      Sort: relevance | references | number      Highlight: on | off
A065549 a(1) = 1; for n > 1, a(n) = 2^((A000043(n)-1)/2). +0
2
2, 4, 8, 64, 256, 512, 32768, 1073741824, 17592186044416, 9007199254740992, 9223372036854775808, 1852673427797059126777135760139006525652319754650249024631321344126610074238976 (list; graph; listen)
OFFSET

2,1

EXAMPLE

Proper subset of A065405.

CROSSREFS

Cf. A000043, A065403-A065405

Sequence in context: A018482 A036447 A069027 this_sequence A067507 A068994 A058345

Adjacent sequences: A065546 A065547 A065548 this_sequence A065550 A065551 A065552

KEYWORD

nonn

AUTHOR

Labos E. (labos(AT)ana.sote.hu), Nov 13 2001

page 1

Search completed in 0.002 seconds

Lookup | Welcome | Find friends | Music | Plot 2 | Demos | Index | Browse | More | WebCam
Contribute new seq. or comment | Format | Transforms | Puzzles | Hot | Classics
More pages | Superseeker | Maintained by N. J. A. Sloane (njas@research.att.com)

Last modified November 30 22:12 EST 2008. Contains 150989 sequences.


AT&T Labs Research