We give three proofs here that the n-th Triangular number 123n is n n12. N P V 1 0 0 0 0 0 0 t 1 6 0 2 5 0 0 0 6 0 1 0. Faulhabers formula which is derived below provides a generalized formula to compute these sums for any value of a.
The formula for finding the volume of a box is.
We give three proofs here that the n-th Triangular number 123n is n n12. Increases faster than all polynomials and exponential functions but slower than and double exponential functions in n. . 10 9.