0, 2, 6, 12, 20, 30, ?
42
Why?
0 + 2 = 2 2 + 4 = 6 6 + 6 = 12 12 + 8 = 20 20 + 10 = 30 30 + 12 = 42
Mhm! Alternatively... 0 * 1 = 0 1 * 2 = 2 2 * 3 = 6 3 * 4 = 12 4 * 5 = 20 5 * 6 = 30 6 * 7 = 42