Primes p such that 2p+1, 4p+3, 6p+5, 8p+7, 10p+9 are all primes.

Terms

a(0) =2a(1) =6449a(2) =210209a(3) =244589a(4) =528509a(5) =810539a(6) =968729a(7) =985109a(8) =1316699a(9) =1551899a(10) =1743419a(11) =2832629a(12) =4094999a(13) =4328459a(14) =5608409a(15) =6036869a(16) =7077419a(17) =7939829a(18) =8176979a(19) =8673569a(20) =8789279a(21) =9080189a(22) =9797279a(23) =10122419a(24) =10309889a(25) =10487969