id:A006197 - OEIS Search Results

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Least number not dividing C(2n,n).
(Formerly M2297)

+0
1

3, 4, 3, 3, 5, 5, 5, 4, 3, 3, 5, 3, 3, 7, 7, 4, 7, 8, 9, 8, 7, 7, 7, 7, 5, 5, 3, 3, 9, 3, 3, 4, 8, 8, 5, 3, 3, 9, 3, 3, 13, 13, 13, 11, 11, 11, 11, 8, 7, 5, 5, 5, 13, 9, 5, 5, 5, 7, 7, 5, 5, 5, 7, 4, 7, 7, 9, 8, 13, 7, 7 (list; graph; listen)

	OFFSET	`1,1`
	COMMENT	`All terms are perfect powers.`
	REFERENCES	`P. Erdos, R. L. Graham, I. Z. Ruzsa, and E. G. Straus, On the prime powers of C(2n,n), Math. Comp. 29 (1975), 83-92.`
	LINKS	`T. D. Noe, Table of n, a(n) for n=1..10000`
	CROSSREFS	`Sequence in context: A038774 A092910 A073322 this_sequence A079404 A094237 A016654` `Adjacent sequences: A006194 A006195 A006196 this_sequence A006198 A006199 A006200`
	KEYWORD	`nonn`
	AUTHOR	`njas`

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Last modified August 29 17:54 EDT 2008. Contains 143238 sequences.

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