A068358 Numbers n such that the first digit of binomial(2n,n) is 1.

8, 10, 13, 15, 20, 25, 27, 30, 32, 35, 37, 40, 42, 45, 47, 50, 52, 57, 62, 67, 72, 77, 82, 87, 92, 97, 102, 107, 112, 117, 122, 127, 132, 137, 142, 147, 152, 157, 162, 167, 172, 177, 182, 187, 190, 192, 195, 197, 200, 202, 205, 207, 210, 212, 215, 217, 220, 222