A029645 Numbers to the left of the central elements of the (1,2)-Pascal triangle A029635 that are different from 1.
4, 5, 6, 14, 7, 20, 8, 27, 50, 9, 35, 77, 10, 44, 112, 182, 11, 54, 156, 294, 12, 65, 210, 450, 672, 13, 77, 275, 660, 1122, 14, 90, 352, 935, 1782, 2508, 15, 104, 442, 1287, 2717, 4290, 16, 119, 546, 1729, 4004, 7007, 9438, 17, 135, 665, 2275, 5733, 11011, 16445, 18
Offset: 0
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