Find the missing term: 10, 18, 28, 40, 54, 70, ?
Find the missing term: 11, 13, 17, 19, 23, 25, ?
Find the missing term: 120, 99, 80, 63, 48, ?
Find the missing term: 198, 194, 185, 169, ?
Find the missing term: 2, 2, 5, 13, 28, ?
Find the missing term: 2, 3, 8, 27, 112, ?
Find the missing term: 2, 5, 9, ?, 20, 27
Find the missing term: 2, 7, 27, 107, 427, ?
Find the missing term: 22, 24, 28, ?, 52, 84
Find the missing term: 24, 60, 120, 210, ?