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A076595 First occurrence of n as a term in the continued fraction for the cube root of 2. 0
1, 15, 2, 7, 4, 64, 56, 10, 59, 14, 148, 18, 117, 12, 32, 638, 578, 112, 229, 371, 218, 91, 878, 2209, 139, 108, 182, 975, 484, 314, 859, 1977, 454, 597, 1016, 205, 1425, 136, 315, 4201, 51, 3661, 1009, 143, 2188, 3532, 381, 550, 151, 786, 2815, 1444, 654 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,2

LINKS

Table of n, a(n) for n=1..53.

MATHEMATICA

With[{cf=ContinuedFraction[Surd[2, 3], 4500]}, Flatten[Table[Position[cf, n, {1}, 1], {n, 60}]]] (* Harvey P. Dale, Jul 01 2015 *)

PROG

(PARI) (1500 precision digits) v=contfrac(2^(1/3)); a(n)=if(n<0, 0, s=1; while(abs(n-component(v, s))>0, s++); s)

CROSSREFS

Cf. A032523.

Sequence in context: A040222 A040223 A272724 * A220376 A040224 A237649

Adjacent sequences:  A076592 A076593 A076594 * A076596 A076597 A076598

KEYWORD

base,nonn

AUTHOR

Benoit Cloitre, Oct 20 2002

STATUS

approved

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Last modified October 23 04:06 EDT 2021. Contains 348211 sequences. (Running on oeis4.)