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A090854 a(n) is the least positive integer such that the integer part of the arithmetic-geometric mean of a(n) and 1 is equal to Fibonacci(n). 4

%I #10 Jun 06 2016 22:23:00

%S 1,1,4,7,13,24,43,77,137,241,421,732,1266,2178,3733,6376,10858,18439,

%T 31237,52804,89082,150014,252206,423367,709697,1188136,1986730,

%U 3318386,5536857,9229483,15370775,25576584,42524547,70649205,117290710

%N a(n) is the least positive integer such that the integer part of the arithmetic-geometric mean of a(n) and 1 is equal to Fibonacci(n).

%F floor( agm(a(n), 1) ) = Fibonacci(n), for n>=0.

%Y Cf. A090852, A090853, A090855.

%K nonn

%O 0,3

%A _Paul D. Hanna_, Dec 10 2003

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Last modified April 19 18:05 EDT 2024. Contains 371798 sequences. (Running on oeis4.)