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

Hints
(Greetings from The On-Line Encyclopedia of Integer Sequences!)
A057104 The non-octal numbers: numbers containing an 8 or 9 (they cannot be mistaken for octal numbers). 1
8, 9, 18, 19, 28, 29, 38, 39, 48, 49, 58, 59, 68, 69, 78, 79, 80, 81, 82, 83, 84, 85, 86, 87, 88, 89, 90, 91, 92, 93, 94, 95, 96, 97, 98, 99, 108, 109, 118, 119, 128, 129, 138, 139, 148, 149, 158, 159, 168, 169, 178, 179, 180, 181, 182, 183, 184, 185, 186, 187, 188 (list; graph; refs; listen; history; internal format)
OFFSET

0,1

EXAMPLE

'42' might be read as an octal number, but '48' could not be and so belongs to the sequence.

CROSSREFS

Sequence in context: A042727 A041128 A041551 * A095191 A050706 A159836

Adjacent sequences:  A057101 A057102 A057103 * A057105 A057106 A057107

KEYWORD

easy,nonn,base

AUTHOR

Thomas Schulze (jazariel(AT)tiscalenet.it), Sep 12 2000

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 21:13 EST 2012. Contains 206085 sequences.