A059335 Primes p such that x^33 = 2 has no solution mod p.

7, 13, 19, 23, 37, 61, 67, 73, 79, 89, 97, 103, 139, 151, 163, 181, 193, 199, 211, 241, 271, 313, 331, 337, 349, 353, 367, 373, 379, 397, 409, 419, 421, 463, 487, 523, 541, 547, 571, 577, 607, 613, 617, 619, 631, 661, 673, 683, 709, 727, 751, 757, 769, 787