656, 352, 200, 124, 86, ?
2564 05ea6d4e1b8cf1d2fb8cc193e5ea6d4e1b8cf1d2fb8cc193eWhat will come in place of question mark ( ? ) in the following series?
13, 25, 61, 121, 205, ?
What will come in place of question mark (?) in the following series?
8, 10, 18, 44, 124, ?