

A090663


Second term in continued fraction for the nth root of n.


0



2, 2, 2, 2, 2, 3, 3, 3, 3, 4, 4, 4, 4, 5, 5, 5, 5, 5, 6, 6, 6, 6, 7, 7, 7, 7, 7, 8, 8, 8, 8, 8, 9, 9, 9, 9, 9, 10, 10, 10, 10, 10, 11, 11, 11, 11, 11, 12, 12, 12, 12, 12, 13, 13, 13, 13, 13, 13, 14, 14, 14, 14, 14, 15, 15, 15, 15, 15, 15, 16, 16, 16, 16, 16, 17, 17, 17, 17, 17, 17, 18, 18
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OFFSET

2,1


COMMENTS

The number of n's is: 5,4,4,5,4,5,5,5,5,5,5,6,5,6,5,6,6,5,6,6,6,6,...,


LINKS

Table of n, a(n) for n=2..83.


MATHEMATICA

Table[ ContinuedFraction[n^(1/n), 2][[ 1]], {n, 2, 83}] (* Robert G. Wilson v, Dec 22 2003 *)


PROG

(PARI) f(n) = for(x=2, n, a=contfrac(x^(1/x)); print1(a[2]", "))


CROSSREFS

Sequence in context: A290573 A218085 A290726 * A111890 A104277 A125893
Adjacent sequences: A090660 A090661 A090662 * A090664 A090665 A090666


KEYWORD

nonn


AUTHOR

Cino Hilliard, Dec 15 2003


STATUS

approved



