Detailed Instructions: In this task, you are given an input list A. You need to find all the elements of the list that are numbers and calculate their sum.
Q: ['7023', '2301', 'e', 'o', '7349', '8303', '783', '7417', '311', 'w', '8635', '7415', 'G', 'd', '8863', '1319']
A:
59719