A026222 a(n) = n-th number k such that s(k)=t(k), where s = A026136, t = A026142.

1, 3, 9, 15, 24, 27, 33, 42, 45, 51, 60, 69, 72, 78, 81, 87, 96, 99, 105, 114, 123, 126, 132, 135, 141, 150, 153, 159, 168, 177, 180, 186, 195, 204, 207, 213, 216, 222, 231, 234, 240, 243, 249, 258, 261, 267, 276, 285, 288, 294, 297