Search: id:A075736
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%I A075736
%S A075736 1,2,5,13,89,233,1597,4181,28657,514229,832040,1346269,24157817,
%T A075736 165580141,267914296,433494437,2971215073,53316291173,956722026041,
%U A075736 2504730781961,27777890035288,44945570212853,190392490709135
%N A075736 Fibonacci numbers F(k) when k is a product of an odd number of distinct 
               primes A030229 (mu(k)=-1).
%e A075736 30=2*3*5 and fibonacci(30)=832040, 31 is prime and fibonacci(31)=1346269,
               ...
%p A075736 with(combinat, fibonacci): fib_m2dsk := proc(n); if (numtheory[mobius](n)=-1) 
               then RETURN(fibonacci(n)); fi; end: seq(fib_m2dsk(i), i=1..100);
%Y A075736 Cf. A000045, A030059, A074691.
%Y A075736 Sequence in context: A081650 A092262 A032015 this_sequence A030426 A075742 
               A075737
%Y A075736 Adjacent sequences: A075733 A075734 A075735 this_sequence A075737 A075738 
               A075739
%K A075736 easy,nonn
%O A075736 1,2
%A A075736 Jani Melik (jani_melik(AT)hotmail.com), Oct 07 2002

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