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A050770 Iterated procedure 'composite k added to sum of its prime factors reaches a prime' yields 3 skipped primes. 0
26, 33, 35, 55, 208, 297, 300, 351, 352, 420, 432, 441, 486, 660, 735, 910, 1000, 1140, 1225, 1452, 1584, 1715, 1938, 2016, 2250, 2548, 2816, 3003, 3724, 4056, 4180, 4455, 4459, 4600, 4736, 4845, 5280, 5625, 5746, 5888, 5915, 6422, 6475, 6864, 6916, 6930 (list; graph; refs; listen; history; text; internal format)
OFFSET

0,1

LINKS

Table of n, a(n) for n=0..45.

EXAMPLE

a(2)=33 + (3+11) = ending prime 47. Between 33 and 47 one finds 3 primes 37, 41 and 43.

CROSSREFS

Cf. A050703, A050710.

Sequence in context: A134252 A153224 A177210 * A050438 A047822 A048126

Adjacent sequences: A050767 A050768 A050769 * A050771 A050772 A050773

KEYWORD

nonn

AUTHOR

Patrick De Geest, Sep 15 1999

STATUS

approved

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Last modified February 7 20:08 EST 2023. Contains 360129 sequences. (Running on oeis4.)