A046469 Obtainable by applying +, * and exponentiation to its own digits.
0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 343, 736, 1285, 2187, 2592, 3125, 3685, 3972, 4096, 14641, 15552, 15632, 15642, 15645, 15655, 15656, 15662, 15667, 15698, 16384, 17536, 23328, 32771, 32785, 37179, 39369, 39372, 39382, 43775, 45927, 45947, 46660
Offset: 0
Examples
343=(3+4)^3, 736=7+3^6, 1285=(1+2^8)*5, 2187=(2+1^8)^7, 2592=2^5*9^2, etc.