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 A073263 Integer quotients of partial sum of first n composite and n (see A053781). 3
 4, 5, 6, 9, 12, 52, 75, 80, 95, 105, 422, 1002, 2841, 12165, 16944, 170997, 430041, 5844984, 11095683, 71438394, 86938085, 485470043, 3341061731, 11203279551, 25053055391, 29329179630, 150058180590, 278953774325, 771115150044 (list; graph; refs; listen; history; text; internal format)
 OFFSET 1,1 LINKS FORMULA a(n)=A073262(n)/A053781(n) MATHEMATICA s=0; Do[s=s+FixedPoint[n+PrimePi[ # ]+1&, n]; If[IntegerQ[s/n], k=k+1; t[[k]]=s/n; Print[s/n]], {n, 1, 12000000}] CROSSREFS Cf. A002808, A053781, A073255-A073262. Sequence in context: A145025 A245236 A209122 * A039013 A241511 A020669 Adjacent sequences:  A073260 A073261 A073262 * A073264 A073265 A073266 KEYWORD nonn AUTHOR Labos Elemer, Jul 22 2002 EXTENSIONS a(17) - a(19) from Klaus Brockhaus, Aug 12 2009 a(20)-a(26) from Ray Chandler, Jul 19 2010 a(27)-a(29) from Donovan Johnson, May 23 2011 STATUS approved

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Last modified February 27 19:10 EST 2020. Contains 332308 sequences. (Running on oeis4.)