A238082 Composites occurring as divisors of Fibonacci(p) with p prime.

4181, 10877, 75077, 162133, 330929, 1256293, 1346269, 2662277, 3636121, 4226777, 9401893, 13455077, 14787181, 16485493, 21692189, 24157817, 24493061, 25532501, 29604893, 31432381, 39247393, 73780877, 75245777, 77337941, 120485381, 124477513, 127835341, 132162581, 143221993, 143548501

Offset: 1

Author

Hans Havermann, Antti Karttunen and David W. Wilson, Feb 02 2014

Keywords

• nonn

Comments

The first two non-semiprimes are a(16) = 73 * 149 * 2221 and a(254) = 1453 * 2909 * 10177.

Links

• David Wilson and Hans Havermann, Table of n, a(n) for n = 1..338 [David Wilson to 148, Hans Havermann to 338]
• Hans Havermann, A238082 factored
• Hans Havermann, Composite Prime-Index Fibonacci Numbers Factored
• Antti Karttunen, More composite terms for A233281

Crossrefs

The sequence gives composite values of A233281.

Cf. A038672, A092395, A135952.