Logo

Greetings from The On-Line Encyclopedia of Integer Sequences!

Hints

Search: id:A139587
Displaying 1-1 of 1 results found. page 1
     Format: long | short | internal | text      Sort: relevance | references | number      Highlight: on | off
A139587 Non-Fibonacci numbers with non-Fibonacci number of divisors. +0
2
6, 10, 12, 14, 15, 18, 20, 22, 26, 27, 28, 32, 33, 35, 36, 38, 39, 44, 45, 46, 48, 50, 51, 52, 57, 58, 60, 62, 63, 64, 65, 68, 69, 72, 74, 75, 76, 77, 80, 82, 84, 85, 86, 87, 90, 91, 92, 93, 94, 95, 96, 98, 99, 100, 106, 108, 111 (list; graph; listen)
OFFSET

1,1

COMMENT

A000005(a(n)) is not a Fibonacci number.

EXAMPLE

6 belongs to the sequence because is not a Fibonacci number and its number of divisors, 4, nor is a Fibonacci number.

CROSSREFS

Non-Fibonacci number: A001690. Cf. A000005, A000045, A139095, A139586, A139588, A139589, A139590.

Sequence in context: A084227 A100658 A069059 this_sequence A119313 A097318 A080363

Adjacent sequences: A139584 A139585 A139586 this_sequence A139588 A139589 A139590

KEYWORD

easy,nonn

AUTHOR

Omar E. Pol (info(AT)polprimos.com), May 22 2008

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 25 20:09 EST 2009. Contains 167514 sequences.


AT&T Labs Research