login
The OEIS is supported by the many generous donors to the OEIS Foundation.

 

Logo
Hints
(Greetings from The On-Line Encyclopedia of Integer Sequences!)
A292869 Expansion of 1/(1 + x + x^2 + x^3/(1 + x^4 + x^5 + x^6/(1 + x^7 + x^8 + x^9/(1 + ...)))), a continued fraction. 0
1, -1, 0, 0, 1, -1, 0, 1, 0, -1, -1, 2, -1, -1, 1, 3, -2, -2, 2, 1, -5, -1, 7, 1, -5, 2, 7, -9, -10, 6, 10, -10, 2, 22, 2, -29, -6, 18, -19, -22, 39, 52, -30, -27, 32, -19, -108, -2, 125, 29, -43, 101, 90, -215, -231, 83, 89, -126, 186, 522, 28, -523, -167, 18, -598, -336, 1042, 1134, -165, -132, 401 (list; graph; refs; listen; history; text; internal format)
OFFSET

0,12

LINKS

Table of n, a(n) for n=0..70.

MATHEMATICA

nmax = 70; CoefficientList[Series[1/(1 + x + x^2 + ContinuedFractionK[x^(3 k - 3), 1 + x^(3 k - 2) + x^(3 k - 1), {k, 2, nmax}]), {x, 0, nmax}], x]

CROSSREFS

Cf. A088353, A092869.

Sequence in context: A304717 A110963 A292622 * A106348 A161092 A029332

Adjacent sequences:  A292866 A292867 A292868 * A292870 A292871 A292872

KEYWORD

sign

AUTHOR

Ilya Gutkovskiy, Sep 25 2017

STATUS

approved

Lookup | Welcome | Wiki | Register | Music | Plot 2 | Demos | Index | Browse | More | WebCam
Contribute new seq. or comment | Format | Style Sheet | Transforms | Superseeker | Recents
The OEIS Community | Maintained by The OEIS Foundation Inc.

License Agreements, Terms of Use, Privacy Policy. .

Last modified June 26 03:29 EDT 2022. Contains 354871 sequences. (Running on oeis4.)