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A050779 Primes that are not ending primes after the iterated procedure of 'composite added to the sum of its prime factors reaches a prime'. +0
2
2, 3, 5, 7, 13, 37, 43, 61, 67, 73, 97, 101, 137, 139, 157, 163, 173, 181, 193, 197, 199, 211, 223, 233, 257, 277, 281, 283, 307, 347, 349, 353, 367, 379, 389, 397, 409, 421, 433, 457, 463, 487, 499, 547, 557, 563, 577, 601, 613, 617, 641, 643, 661, 673, 677 (list; graph; listen)
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Last modified December 5 17:24 EST 2009. Contains 170342 sequences.


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