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A080989 Define b by b(1) = 1 and for n>1, b(n) = b(n-1)+1/(3+1/b(n-1)); sequence gives denominator of b(n). 2
1, 4, 76, 31996, 6509938156, 305202648617286353116, 751042364315893065602546739334386372522316, 5042066805299767273773988103135929366654804375467223444639109745553463308647365564476 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,2

COMMENTS

Suggested by Leroy Quet, Feb 26 2003.

LINKS

Table of n, a(n) for n=1..8.

FORMULA

See under A080988.

EXAMPLE

See under A080988.

PROG

Reduce: See under A080988.

CROSSREFS

Cf. A080988, A080990, A080991, A079269, A079278.

Sequence in context: A118193 A052271 A184272 * A006267 A273952 A201984

Adjacent sequences:  A080986 A080987 A080988 * A080990 A080991 A080992

KEYWORD

frac,nonn

AUTHOR

Hugo Pfoertner, Feb 26 2003

STATUS

approved

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Last modified April 21 04:56 EDT 2019. Contains 322310 sequences. (Running on oeis4.)