|
%I #20 Feb 14 2015 00:12:34
%S 3,5,6,10,86,97,214,801,4201,18698,96878
%N Indices of prime tribonacci numbers, minus 1.
%C The prime for n=96878 was found by Kamil Duszenko. - _T. D. Noe_, Mar 08 2005
%C a(12) > 6*10^5. - _Robert Price_, Nov 21 2013
%H Tony D. Noe and Jonathan Vos Post, <a href="http://www.cs.uwaterloo.ca/journals/JIS/VOL8/Noe/noe5.html">Primes in Fibonacci n-step and Lucas n-step Sequences,</a> J. of Integer Sequences, Vol. 8 (2005), Article 05.4.4
%H Eric Weisstein's World of Mathematics, <a href="http://mathworld.wolfram.com/TribonacciNumber.html">Tribonacci Number</a>
%H Eric Weisstein's World of Mathematics, <a href="http://mathworld.wolfram.com/IntegerSequencePrimes.html">Integer Sequence Primes</a>
%F A000073(a(n)+1) = A092836(n). - _Ray Chandler_ and _Jonathan Vos Post_, Dec 26 2004
%Y Cf. A000073, A092836.
%K nonn
%O 1,1
%A _Eric W. Weisstein_, Mar 06 2004
%E 2 more terms from _T. D. Noe_, Mar 08 2005
| 