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 A092983 Least squarefree number > n!. 1
 2, 3, 7, 26, 122, 721, 5042, 40321, 362881, 3628801, 39916801, 479001602, 6227020801, 87178291201, 1307674368001, 20922789888001, 355687428096001, 6402373705728001, 121645100408832001, 2432902008176640001 (list; graph; refs; listen; history; text; internal format)
 OFFSET 1,1 LINKS EXAMPLE a(5) = 122 as 121 is not squarefree. MATHEMATICA lsf[n_]:=Module[{i=1}, While[!SquareFreeQ[n+i], i++]; n+i]; lsf/@(Range[20]!)  (* Harvey P. Dale, Apr 06 2011 *) PROG (PARI) a(n)=for(i=n!+1, n!+n, if(issquarefree(i), return(i))) CROSSREFS Cf. A092984. Sequence in context: A301519 A274692 A308114 * A089708 A107881 A128001 Adjacent sequences:  A092980 A092981 A092982 * A092984 A092985 A092986 KEYWORD nonn AUTHOR Amarnath Murthy, Mar 28 2004 EXTENSIONS Corrected and extended by Mohammed Bouayoun (bouyao(AT)wanadoo.fr), Mar 29 2004 STATUS approved

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Last modified June 15 20:50 EDT 2019. Contains 324145 sequences. (Running on oeis4.)