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Bottom value | Triangle number | Six times table |
1 | 1 | 6 |
2 | 3 | 12 |
3 | 6 | 18 |
4 | 10 | 24 |
5 | 15 | 30 |
6 | 21 | 36 |
7 | 28 | 42 |
8 | 36 | 48 |
9 | 45 | 54 |
10 | 55 | 60 |
11 | 66 | 66 |
12 | 78 | 72 |
Bottom value | Square number | Six times table |
1 | 1 | 6 |
2 | 4 | 12 |
3 | 9 | 18 |
4 | 16 | 24 |
5 | 25 | 30 |
6 | 36 | 36 |
7 | 49 | 42 |