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 A159994 Numerator of f(A159992(n)/A159993(n)) with f(x)=x^3+2*x^2+10*x-20, denominator=A159995. 4
 -7, -1219, -193885217, -2512095067, -10152983807749, -249880575515347, -2950249420928771944181, -5129149052857317896107, -1247467412339070464235923, -16941291362994850503969493637 (list; graph; refs; listen; history; text; internal format)
 OFFSET 0,1 COMMENTS a(n)/A159995(n) = f(A159992(n)/A159993(n)); a(n)/A159995(n) < 0; a(n)/A159995(n) <= a(n+1)/A159995(n+1); a(n)/A159995(n) --> 0. LINKS R. Zumkeller, Table of n, a(n) for n = 0..30 EXAMPLE a(0)/A159995(0)=-7; a(1)/A159995(1)=-1216/27000; a(2)/A159995(2)=-193885217/46656000000; a(3)/A159995(3)=-2512095067/46656000000000; a(4)/A159995(4)=-10152983807749/80621568000000000000; a(5)/A159995(5)=-249880575515347/14348907000000000000000; a(6)/A159995(6)=-2950249420928771944181/12694994583552000000000000000000; a(7)/A159995(7)=-5129149052857317896107/812479653347328000000000000000000; a(8)/A159995(8)=-1247467412339070464235923/37907050706572935168000000000000000000; written as decimal fractions: a(1)/A159995(1) ~= -0.045037037037037037037037; a(2)/A159995(2) ~= -0.004155633080418381344307; a(3)/A159995(3) ~= -0.000053842915530692729766; a(4)/A159995(4) ~= -0.000000125933842017920068; a(5)/A159995(5) ~= -0.000000017414606946392990; a(6)/A159995(6) ~= -0.000000000232394697099847; a(7)/A159995(7) ~= -0.000000000006312956923568; a(8)/A159995(8) ~= -0.000000000000032908585318. CROSSREFS Sequence in context: A144927 A202133 A229431 * A278178 A190266 A119181 Adjacent sequences:  A159991 A159992 A159993 * A159995 A159996 A159997 KEYWORD frac,sign AUTHOR Reinhard Zumkeller, May 01 2009 STATUS approved

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Last modified August 20 03:33 EDT 2019. Contains 326139 sequences. (Running on oeis4.)