login
This site is supported by donations to The OEIS Foundation.

 

Logo

Many excellent designs for a new banner were submitted. We will use the best of them in rotation.

Hints
(Greetings from The On-Line Encyclopedia of Integer Sequences!)
A130615 Sum of the first 10^n 4th powers. 0
1, 25333, 2050333330, 200500333333300, 20005000333333333000, 2000050000333333333330000, 200000500000333333333333300000, 20000005000000333333333333333000000 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,2

LINKS

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

FORMULA

Sum of the first m fourth powers = m(m+1)(2m+1)(3m^2+3m-1)/30.

PROG

(PARI) sumquartic(n) = { for(x=0, n, m=10^x; z=m*(m+1)*(2*m+1)*(3*m^2+3*m-1)/30; (print1(z", "))) }

CROSSREFS

Sequence in context: A046709 A179723 A174825 * A175741 A203090 A183648

Adjacent sequences:  A130612 A130613 A130614 * A130616 A130617 A130618

KEYWORD

nonn

AUTHOR

Cino Hilliard, Jun 18 2007

STATUS

approved

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

Content is available under The OEIS End-User License Agreement .

Last modified April 16 02:33 EDT 2014. Contains 240534 sequences.