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
PROG
(PARI) A146071(n)=n=A002808(n); while( n>1 & !isprime(n), n=A075255(n)); n \\ M. F. Hasler, Nov 02 2008
CROSSREFS
KEYWORD
nonn
AUTHOR
Alexander R. Povolotsky, Oct 26 2008
EXTENSIONS
More terms from M. F. Hasler, Nov 02 2008
STATUS
approved