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A108545 Primes that are not factors of golden semiprimes (A108540). 2


%S 13,43,53,61,71,73,83,89,113,137,139,151,179,191,197,199,223,229,233,

%T 239,251,257,269,281,307,317,331,337,347,349,359,373,401,421,431,443,

%U 461,463,467,479,491,499,521,523,541,547,557,569,577,587,599,601,617

%N Primes that are not factors of golden semiprimes (A108540).

%C Complement of A108543;

%C abs(a(i) - a(j) * phi) > 1 for all i and j, where phi = golden ratio = (1+sqrt(5))/2.

%H Amiram Eldar, <a href="/A108545/b108545.txt">Table of n, a(n) for n = 1..10000</a>

%Y Cf. A001622, A108539, A108540, A108542, A108543, A108544.

%K nonn

%O 1,1

%A _Reinhard Zumkeller_, Jun 09 2005

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Last modified June 22 21:29 EDT 2021. Contains 345393 sequences. (Running on oeis4.)