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 A146071 Consider A145834 as the first step of the sieving (subtracting the sum of its prime factors with repetition from the composite numbers). This sequence is the result of the subsequent application of above described sieving - thus all terms of this sequence arise as prime numbers. 2
 0, 1, 2, 3, 3, 5, 5, 7, 2, 3, 11, 11, 3, 7, 7, 11, 3, 17, 11, 3, 19, 7, 23, 11, 17, 23, 29, 11, 29, 7, 11, 37, 23, 17, 31, 23, 43, 23, 43, 23, 3, 37, 29, 17, 23, 47, 17, 47, 43, 43, 37, 23, 29, 53, 59, 37, 67, 43, 23, 43, 17, 41, 23, 71, 59, 71, 47, 59, 7, 71, 83, 23, 23, 41, 67, 17, 59 (list; graph; refs; listen; history; text; internal format)
 OFFSET 1,3 COMMENTS Florentin Smarandache (in a Sunday, Nov 02 2008 email exchange) asks: how many times does each prime (> 3) appear in this sequence? This question can also be asked about A029909. - Alexander R. Povolotsky, Nov 07 2008 LINKS PROG (PARI) A146071(n)=n=A002808(n); while( n>1 & !isprime(n), n=A075255(n)); n \\ M. F. Hasler, Nov 02 2008 CROSSREFS Cf. A145834, A001414, A002808, A075255. Sequence in context: A161172 A093505 A238527 * A167411 A340195 A340192 Adjacent sequences: A146068 A146069 A146070 * A146072 A146073 A146074 KEYWORD nonn AUTHOR Alexander R. Povolotsky, Oct 26 2008 EXTENSIONS More terms from M. F. Hasler, Nov 02 2008 STATUS approved

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Last modified December 7 04:29 EST 2022. Contains 358649 sequences. (Running on oeis4.)