Primes in the concatenation n,n+1, n+2, n+1, n.
A068703
Primes in the concatenation n,n+1, n+2, n+1, n.
Terms
- a(0) =34543a(1) =1718191817a(2) =2324252423a(3) =3334353433a(4) =3940414039a(5) =7778797877a(6) =8788898887
External references
- oeis: A068703