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Search: id:A092983
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| A092983 |
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Least squarefree number > n!. |
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+0
2
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| 2, 3, 7, 26, 122, 721, 5042, 40321, 362881, 3628801, 39916801, 479001602, 6227020801, 87178291201, 1307674368001, 20922789888001, 355687428096001, 6402373705728001, 121645100408832001, 2432902008176640001
(list; graph; listen)
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OFFSET
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1,1
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EXAMPLE
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a(5) = 122 as 121 is not squarefree.
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PROGRAM
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(PARI) a(n)=for(i=n!+1, n!+n, if(issquarefree(i), return(i)))
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CROSSREFS
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Cf. A092984.
Sequence in context: A074189 A091230 A063852 this_sequence A089708 A107881 A128001
Adjacent sequences: A092980 A092981 A092982 this_sequence A092984 A092985 A092986
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KEYWORD
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nonn
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AUTHOR
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Amarnath Murthy (amarnath_murthy(AT)yahoo.com), Mar 28 2004
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EXTENSIONS
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Corrected and extended by Mohammed Bouayoun (bouyao(AT)wanadoo.fr), Mar 29 2004
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