# Greetings from The On-Line Encyclopedia of Integer Sequences! http://oeis.org/ Search: id:a141075 Showing 1-1 of 1 %I A141075 #15 Mar 04 2014 23:51:12 %S A141075 1,169,221,247,299,323,361,377,403,437,527,533,551,589,611,689,697, %T A141075 703,713,731,767,779,799,817,851,871,901,943,949,989,1003,1007,1027, %U A141075 1073,1079,1081,1139,1147,1157,1159,1207,1219,1241,1247,1261,1271,1313,1333 %N A141075 Nonprimes of form (2*3*5*7*11-p), where p is prime. %C A141075 The final member of the sequence is a(115) = 2308. %H A141075 Nathaniel Johnston, Table of n, a(n) for n = 1..115 (full sequence) %e A141075 a(1) = 2*3*5*7*11 - 2309 = 1; a(2) = 2*3*5*7*11 - 2141 = 169. %p A141075 a:=proc(n) if(isprime(n) and not isprime(2310-n))then 2310-n fi end: seq(a(2310-n),n=1..2309); # _Nathaniel Johnston_, Jun 08 2011 %t A141075 Sort[2310-#&/@Select[Prime[Range[343]],!PrimeQ[2310-#]&]] (* _Harvey P. Dale_, Jul 26 2011 *) %K A141075 nonn,fini,full,easy,less %O A141075 1,2 %A A141075 _Juri-Stepan Gerasimov_, Aug 05 2008 %E A141075 Comment and more terms from _Charles R Greathouse IV_, Mar 26 2010 # Content is available under The OEIS End-User License Agreement: http://oeis.org/LICENSE