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A158072
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Primes p such that the sum of digits of p - the first digit of p is prime.
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0
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13, 17, 23, 37, 43, 47, 53, 67, 73, 83, 97, 103, 107, 149, 167, 211, 223, 229, 241, 283, 307, 311, 347, 349, 367, 383, 389, 421, 443, 449, 461, 467, 503, 521, 523, 541, 547, 607, 641, 643, 647, 661, 683, 743, 761, 811, 821, 823, 829, 883, 907, 911, 929, 941
(list; graph; refs; listen; history; internal format)
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