Logo

Greetings from The On-Line Encyclopedia of Integer Sequences!

Hints

Search: id:A052054
Displaying 1-1 of 1 results found. page 1
     Format: long | short | internal | text      Sort: relevance | references | number      Highlight: on | off
A052054 Digit sets of prime factors of composite a(n) share at least one digit. +0
2
4, 8, 9, 16, 25, 27, 32, 39, 46, 49, 58, 64, 69, 81, 92, 93, 111, 116, 117, 119, 121, 125, 128, 129, 143, 159, 169, 184, 187, 207, 209, 219, 221, 232, 243, 247, 249, 254, 256, 259, 265, 279, 289, 295, 299, 309, 323, 329, 333, 339, 341, 343, 351, 361, 368, 387 (list; graph; listen)
OFFSET

0,1

EXAMPLE

E.g. 92 = 2 * 2 * 23 is OK because the sets (2),(2) and (2,3) share the digit 2.

CROSSREFS

Cf. A052053.

Sequence in context: A090515 A075309 A175031 this_sequence A046447 A087244 A080062

Adjacent sequences: A052051 A052052 A052053 this_sequence A052055 A052056 A052057

KEYWORD

nonn,base

AUTHOR

Patrick De Geest (pdg(AT)worldofnumbers.com), Dec 15 1999.

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 5 23:38 EST 2009. Contains 170428 sequences.


AT&T Labs Research