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

 

Logo

Year-end appeal: Please make a donation to the OEIS Foundation to support ongoing development and maintenance of the OEIS. We are now in our 59th year, we have over 358,000 sequences, and we’ve crossed 10,300 citations (which often say “discovered thanks to the OEIS”).

Other ways to Give
Hints
(Greetings from The On-Line Encyclopedia of Integer Sequences!)
A130117 Numerators of the central moments of the distribution of areas for triangles picked at random in a triangle of unit area. 3
1, 0, 1, 61, 343, 9493, 1521223, 494779, 199667, 1296290713, 42310366627, 909384159709523, 128704914744116999, 376104754317821, 11036294676709091, 145450613333040589501, 30964029329396049923, 163319793241565796868471 (list; graph; refs; listen; history; text; internal format)
OFFSET

0,4

LINKS

Table of n, a(n) for n=0..17.

Eric Weisstein's World of Mathematics, Triangle Triangle Picking

EXAMPLE

1, 0, 1/144, 61/54000, 343/864000, 9493/66679200, ...

CROSSREFS

Cf. A103474, A103475, A130118.

Sequence in context: A188136 A142953 A245763 * A357965 A353225 A189174

Adjacent sequences: A130114 A130115 A130116 * A130118 A130119 A130120

KEYWORD

nonn,frac

AUTHOR

Eric W. Weisstein, May 09 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 | Recents
The OEIS Community | Maintained by The OEIS Foundation Inc.

License Agreements, Terms of Use, Privacy Policy. .

Last modified November 29 13:18 EST 2022. Contains 358430 sequences. (Running on oeis4.)