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, ?
Find the missing term: 28, 33, 31, 36, ?, 39
Find the missing term: 3, 7, 23, 95, ?
Find the missing term: 4 ,7, 12, 19, 28, ?
Find the missing term: 4, 10, ?, 82, 244, 730
Find the missing term: 4, 18, ?, 100, 180, 294, 448
Find the missing term: 4832, 5840, 6848, ?
Find the missing term: 5760, 960, ?, 48, 16, 8