Logo

Greetings from The On-Line Encyclopedia of Integer Sequences!

Hints

Search: id:A021499
Displaying 1-1 of 1 results found. page 1
     Format: long | short | internal | text      Sort: relevance | references | number      Highlight: on | off
A021499 Decimal expansion of 1/495. +0
1
0, 0, 2, 0, 2, 0, 2, 0, 2, 0, 2, 0, 2, 0, 2, 0, 2, 0, 2, 0, 2, 0, 2, 0, 2, 0, 2, 0, 2, 0, 2, 0, 2, 0, 2, 0, 2, 0, 2, 0, 2, 0, 2, 0, 2, 0, 2, 0, 2, 0, 2, 0, 2, 0, 2, 0, 2, 0, 2, 0, 2, 0, 2, 0, 2, 0, 2, 0, 2, 0, 2, 0, 2, 0, 2, 0, 2, 0, 2, 0, 2, 0, 2, 0, 2, 0, 2, 0, 2, 0, 2, 0, 2, 0, 2, 0, 2, 0, 2 (list; cons; graph; listen)
OFFSET

0,3

FORMULA

a(n)=1+(-1)^n-2*[C(2*n,n) mod 2], , with n>=0 [From Paolo P. Lava (ppl(AT)spl.at), Nov 18 2009]

CROSSREFS

Sequence in context: A026611 A096972 A101227 this_sequence A010673 A084099 A036665

Adjacent sequences: A021496 A021497 A021498 this_sequence A021500 A021501 A021502

KEYWORD

nonn,cons,new

AUTHOR

N. J. A. Sloane (njas(AT)research.att.com).

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 December 6 19:58 EST 2009. Contains 170429 sequences.


AT&T Labs Research