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A072899 Denominator of c(n) where c(1)=1 c(n+1)=n/c(n)+1. 1
1, 1, 1, 2, 5, 13, 19, 58, 191, 655, 1187, 4462, 17519, 71063, 149405, 646846, 2887921, 13237457, 31166057, 150303170, 742458253, 3748521653, 9670072483, 50903810666, 273315477775, 1495006933759, 4163946939067, 23599037077934 (list; graph; refs; listen; history; internal format)
OFFSET

1,4

FORMULA

It seems that Log(a(n)) is asymptotic to C*n*Log(n) with C=0, 4....

CROSSREFS

Cf. A072898.

Sequence in context: A191082 A068374 A068371 * A099982 A046696 A102719

Adjacent sequences:  A072896 A072897 A072898 * A072900 A072901 A072902

KEYWORD

easy,frac,nonn

AUTHOR

Benoit Cloitre (benoit7848c(AT)orange.fr), Aug 10 2002

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Last modified February 17 16:13 EST 2012. Contains 206050 sequences.