Logo

Greetings from The On-Line Encyclopedia of Integer Sequences!

Hints

Search: id:A062101
Displaying 1-1 of 1 results found. page 1
     Format: long | short | internal | text      Sort: relevance | references | number      Highlight: on | off
A062101 Square-free numbers with every digit a square-free number. +0
1
1, 2, 3, 5, 6, 7, 11, 13, 15, 17, 21, 22, 23, 26, 31, 33, 35, 37, 51, 53, 55, 57, 61, 62, 65, 66, 67, 71, 73, 77, 111, 113, 115, 122, 123, 127, 131, 133, 137, 151, 155, 157, 161, 163, 165, 166, 167, 173, 177, 211, 213, 215, 217, 221, 222, 223, 226, 227, 231, 233 (list; graph; listen)
OFFSET

1,2

EXAMPLE

a(9) = 15 is a square-free number, 1 and 5 are also square-free numbers.

CROSSREFS

Sequence in context: A053329 A098962 A073485 this_sequence A096530 A003174 A053813

Adjacent sequences: A062098 A062099 A062100 this_sequence A062102 A062103 A062104

KEYWORD

nonn,base,easy

AUTHOR

Amarnath Murthy (amarnath_murthy(AT)yahoo.com), Jun 16 2001

EXTENSIONS

More terms from Reiner Martin (reinermartin(AT)hotmail.com), Jul 20 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 July 25 07:41 EDT 2008. Contains 142293 sequences.


AT&T Labs Research