Logo

Greetings from The On-Line Encyclopedia of Integer Sequences!

Hints

Search: id:A069149
Displaying 1-1 of 1 results found. page 1
     Format: long | short | internal | text      Sort: relevance | references | number      Highlight: on | off
A069149 Numbers n such that n*n!/A062758(n) is an integer where A062758(n) is the product of squares of divisors of n. +0
1
1, 2, 3, 5, 7, 9, 11, 12, 13, 15, 17, 19, 21, 23, 24, 25, 27, 29, 30, 31, 32, 33, 35, 36, 37, 39, 40, 41, 43, 45, 47, 48, 49, 50, 51, 53, 54, 55, 56, 57, 59, 60, 61, 63, 64, 65, 67, 69, 70, 71, 72, 73, 75, 77, 79, 80, 81, 83, 84, 85, 87, 88, 89, 90, 91, 93, 95, 96, 97, 98, 99 (list; graph; listen)
OFFSET

1,2

PROGRAM

(PARI) for(n=1, 320, if((n*(n!))%(n^numdiv(n))==0, print1(n, ", ")))

CROSSREFS

Sequence in context: A036049 A092875 A155498 this_sequence A042996 A073040 A087268

Adjacent sequences: A069146 A069147 A069148 this_sequence A069150 A069151 A069152

KEYWORD

easy,nonn

AUTHOR

Benoit Cloitre (benoit7848c(AT)orange.fr), Apr 08 2002

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 29 12:46 EST 2009. Contains 167659 sequences.


AT&T Labs Research