A130117 Numerators of the central moments of the distribution of areas for triangles picked at random in a triangle of unit area.

1, 0, 1, 61, 343, 9493, 1521223, 494779, 199667, 1296290713, 42310366627, 909384159709523, 128704914744116999, 376104754317821, 11036294676709091, 145450613333040589501, 30964029329396049923, 163319793241565796868471

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 * A361673 A373525 A357965

Adjacent sequences: A130114 A130115 A130116 * A130118 A130119 A130120

Keyword

nonn,frac

Author

Eric W. Weisstein, May 09 2007

Status

approved