A162658 Primes such that the sum of its smallest and largest decimal digits is an odd prime.
23, 29, 41, 47, 61, 67, 83, 103, 107, 163, 211, 223, 229, 233, 241, 269, 293, 307, 383, 421, 431, 433, 443, 449, 457, 461, 467, 479, 491, 499, 503, 509, 523, 547, 587, 607, 613, 631, 641, 661, 677, 701, 829, 853, 857, 863, 883, 929, 947
Offset: 1
Examples
947 is a prime in which the sum of the smallest digit (4) and the largest digit (9) is an odd prime (13).