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A006273 Numerators of a continued fraction for (3+sqrt(13))/2.
(Formerly M2879)
1
3, 10, 1297, 2186871697, 10458512317535240383929505297 (list; graph; refs; listen; history; text; internal format)
OFFSET

0,1

REFERENCES

N. J. A. Sloane and Simon Plouffe, The Encyclopedia of Integer Sequences, Academic Press, 1995 (includes this sequence).

LINKS

Table of n, a(n) for n=0..4.

Jeffrey Shallit, Predictable regular continued cotangent expansions, J. Res. Nat. Bur. Standards Sect. B 80B (1976), no. 2, 285-290.

CROSSREFS

For denominators see A006274.

Cf. A098316.

Sequence in context: A004100 A103156 A202712 * A183130 A117526 A051498

Adjacent sequences:  A006270 A006271 A006272 * A006274 A006275 A006276

KEYWORD

nonn,frac

AUTHOR

N. J. A. Sloane.

STATUS

approved

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Last modified August 4 08:20 EDT 2020. Contains 336201 sequences. (Running on oeis4.)