Sum of Numbers

Design a function that accepts an integer argument and returns the sum of all the integers from 1 up to the number passed as an argument. For example, if 50 is passed as an argument, the function will return the sum of 1, 2, 3, 4 . . . 50. Use recursion to calculate the sum.

Answer must be in Pseudocode, not python, not java, please and thank you