Largest prime immediately preceding a Fibonacci number.
2, 3, 7, 11, 19, 31, 53, 83, 139, 229, 373, 607, 983, 1583, 2579, 4177, 6763, 10939
1 seqfan posts
Sat Sep 4 16:42:05 CEST 2010 [seqfan] %C A180422 Limit ratio of two consecutive elements...: trivial (?!)