1 2 3 4 number combinations July 8, 2019 16 32 64 128 1 2 3 4 all combinations 1 2 3 4 combinations 1 2 3 4 possible combinations 1 2 3 4 5 combinations How many number combinations with 1 2 3 4 1 2 3 4 5 jump 1 2 3 or 5 1 2 + 3 4 + 1 + 2 + 3 + 4 + 5