id:A072419 - OEIS Search Results

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Smallest factorial containing exactly n 0's, or 0 if no such factorial exists.

+0
2

120, 5040, 0, 479001600, 6402373705728000, 121645100408832000, 2432902008176640000, 1124000727777607680000, 15511210043330985984000000, 304888344611713860501504000000 (list; graph; listen)

	OFFSET	`1,1`
	COMMENT	`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: A001807 A111155 A140907 this_sequence A031145 A126245 A008661` `Adjacent sequences: A072416 A072417 A072418 this_sequence A072420 A072421 A072422`
	KEYWORD	`base,nonn`
	AUTHOR	`Shyam Sunder Gupta (guptass(AT)rediffmail.com), Jul 31 2002`

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Last modified September 5 01:44 EDT 2008. Contains 143476 sequences.

AT&T Labs Research