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!)
A130450 Sum of all n-digit Padovan numbers. 1
37, 314, 2978, 28243, 365083, 3365185, 31915109, 302679996, 2870589600, 37106668865, 342034020651, 3243819596611, 30764090529153, 291763841329126, 2767061780242106, 35768416776972079, 329698563001107755, 3126831236266826873 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

The ratio of the (n+1)-th term to the n-th term is approximately 9.5.

The n-th term contains (n+1) digits.

LINKS

Nathaniel Johnston, Table of n, a(n) for n = 1..200

EXAMPLE

The sum of all 1-digit Padovan numbers is a(1)=37.

The sum of all 2-digit Padovan numbers is a(2)=314.

MAPLE

A000931 := proc(n) option remember: if(n=0)then return 1: elif(n<=2)then return 0: fi: return procname(n-2)+procname(n-3): end: for n from 0 to 200 do A130450[n]:=0: od: for n from 0 to 1643 do A130450[length(A000931(n))] := A130450[length(A000931(n))] + A000931(n): od: seq(A130450[n], n=1..20); # Nathaniel Johnston, May 05 2011

CROSSREFS

Cf. A000931.

Sequence in context: A165292 A114785 A061014 * A271184 A217117 A291859

Adjacent sequences:  A130447 A130448 A130449 * A130451 A130452 A130453

KEYWORD

nonn,base

AUTHOR

Parthasarathy Nambi, Aug 08 2007, Aug 09 2007

EXTENSIONS

a(9)-a(18) from Nathaniel Johnston, May 05 2011

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 May 28 15:04 EDT 2022. Contains 354115 sequences. (Running on oeis4.)