6 3 9 1 July 8, 2019 16 32 64 128 6 3 9 12 6 3 9 10 6 3 9 18 6 3 9 11 6 3 9 16 6 3 9 15 6 3 9 10 5 6 3 9 14 6 3 9 13 6 3 9 12 4 3 6 9 12 in set builder form 3 6 9 12 meaning 3 6 9 12 tesla 3 6 9 12 rule 3 6 9 15 sequence
