login
The OEIS Foundation is supported by donations from users of the OEIS and by a grant from the Simons Foundation.

 

Logo


Hints
(Greetings from The On-Line Encyclopedia of Integer Sequences!)
A130759 Partial sums of A130707. 1
1, 3, 5, 7, 11, 21, 43, 87, 173, 343, 683, 1365, 2731, 5463, 10925, 21847, 43691, 87381, 174763, 349527, 699053, 1398103, 2796203, 5592405, 11184811, 22369623, 44739245, 89478487, 178956971, 357913941, 715827883, 1431655767, 2863311533 (list; graph; refs; listen; history; text; internal format)
OFFSET

0,2

LINKS

Table of n, a(n) for n=0..32.

MAPLE

A130707 := proc(n) option remember ; if n <= 2 then op(n+1, [1, 2, 2]) ; else 3*(A130707(n-1)-A130707(n-2))+2*A130707(n-3) ; fi ; end: A130759 := proc(n) add(A130707(i), i=0..n) ; end: seq(A130759(n), n=0..40) ; # R. J. Mathar, Oct 28 2007

MATHEMATICA

Accumulate[LinearRecurrence[{3, -3, 2}, {1, 2, 2}, 40]] (* Harvey P. Dale, May 16 2018 *)

CROSSREFS

Sequence in context: A060643 A025077 A186773 * A325155 A038890 A227240

Adjacent sequences:  A130756 A130757 A130758 * A130760 A130761 A130762

KEYWORD

nonn

AUTHOR

Paul Curtz, Jul 13 2007

EXTENSIONS

Better definition and more terms from R. J. Mathar, Oct 28 2007

STATUS

approved

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

License Agreements, Terms of Use, Privacy Policy. .

Last modified September 25 22:55 EDT 2020. Contains 337346 sequences. (Running on oeis4.)