Search: id:A112881 Results 1-1 of 1 results found. %I A112881 %S A112881 2,3,4,5,6,7,10,12,20,21,24,34,38,75,122,166,236,355,356,930,1042,1214, %T A112881 1461,1622,4430,5802,9092,16260,18926,23698,40059,45003,73807,91405, %U A112881 263226,316872,321874,324098 %N A112881 Indices of prime Perrin numbers; values of n such that A001608(n) is prime. %H A112881 Eric Weisstein's World of Mathematics, Perrin Sequence %H A112881 Eric Weisstein's World of Mathematics, Integer Sequence Primes %Y A112881 Cf. A001608, A074788. %Y A112881 Sequence in context: A018444 A032378 A164947 this_sequence A008814 A005140 A017845 %Y A112881 Adjacent sequences: A112878 A112879 A112880 this_sequence A112882 A112883 A112884 %K A112881 nonn,more %O A112881 1,1 %A A112881 Eric Weisstein (eric(AT)weisstein.com), Oct 05, 2005 %E A112881 a(34) from Eric Weisstein (eric(AT)weisstein.com), Oct 6, 2005) %E A112881 a(35) = 263226 from Eric Weisstein (eric(AT)weisstein.com), May 04, 2006 %E A112881 a(36) = 316872 from Eric Weisstein (eric(AT)weisstein.com), Feb 04, 2007 %E A112881 a(37) = 321874 from Eric Weisstein (eric(AT)weisstein.com), Feb 19, 2007 %E A112881 a(38) = 324098 from Eric Weisstein (eric(AT)weisstein.com), Feb 25, 2007 Search completed in 0.001 seconds