a(n) = lesser of a pair of twin primes p, q=p+2 such that product of first n primes plus p is a prime and also product of first n primes plus q is a prime.
A090795
a(n) = lesser of a pair of twin primes p, q=p+2 such that product of first n primes plus p is a prime and also product of first n primes plus q is a prime.
Terms
- a(0) =3a(1) =5a(2) =11a(3) =17a(4) =29a(5) =59a(6) =41a(7) =41a(8) =641a(9) =101a(10) =419a(11) =101a(12) =269a(13) =179a(14) =107a(15) =827a(16) =1319a(17) =311a(18) =1949a(19) =1667a(20) =1619a(21) =1787a(22) =2267a(23) =4931a(24) =4241a(25) =1619a(26) =461a(27) =809a(28) =12107a(29) =191
External references
- oeis: A090795