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

Hints
(Greetings from The On-Line Encyclopedia of Integer Sequences!)
A072419 Smallest factorial containing exactly n 0's, or 0 if no such factorial exists. 1
120, 5040, 0, 479001600, 6402373705728000, 121645100408832000, 2432902008176640000, 1124000727777607680000, 15511210043330985984000000, 304888344611713860501504000000 (list; graph; refs; listen; history; internal format)
OFFSET

1,1

COMMENTS

a(3)=0 since no factorial can contain just three zeros.

EXAMPLE

a(2)=5040, so 5040 is the smallest factorial containing exactly two 0's.

CROSSREFS

Cf. A072417.

Sequence in context: A111155 A174686 A140907 * A031145 A126245 A008661

Adjacent sequences:  A072416 A072417 A072418 * A072420 A072421 A072422

KEYWORD

base,nonn

AUTHOR

Shyam Sunder Gupta (guptass(AT)rediffmail.com), Jul 31 2002

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 16 21:51 EST 2012. Contains 205978 sequences.