References to A169809

Array T(n,k) read by antidiagonals: T(n,k), n >= 0, k >= 0, is the number of [k,n]-triangulations in the plane that have reflection symmetry.
1, 1, 1, 1, 2, 1, 2, 3, 4, 3, 2, 6, 7, 10, 8, 5, 8, 18, 19, 29, 23, 5, 18, 26, 52, 57, 86, 68

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