Is ([(n+1)(n+2)(n+3)]/6 the formula for some summation? Thanks.

Printable View

- September 15th 2010, 11:02 AMtarheelbornSummation
Is ([(n+1)(n+2)(n+3)]/6 the formula for some summation? Thanks.

- September 15th 2010, 11:17 AMundefined
Tetrahedral numbers. (Can be seen as summation of triangle numbers.)

id:A000292 - OEIS Search Results