- Calculate progression
- ･Arithmetic progression(nth number) The value of nth is calculated from the first term and common difference specified in the arithmetic progression.
- ･Sum of arithmetic progression The sum of the arithmetic progression is calculated from the first term and the common difference and the range.
- ･Geometric progression(nth number) The value of nth is calculated from the first term and the common ratio specified in geometric progression.
- ･Sum of eometric progression The sum of the geometric progression is calculated from the first term and the common ratio and range.
- ･Fibonacci sequence Nth value is calculated in the Fibonacci sequence.
- ･The sum of the progression (pa^2+qa+r) Calculate the sum of progression whose recurrence relation is pa^2+qa+r.

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- Calculate progression