Numbers k such that k concatenated with k-1 0's and its reversal is prime.
A070955
Numbers k such that k concatenated with k-1 0's and its reversal is prime.
Terms
- a(0) =1a(1) =122a(2) =346a(3) =1454a(4) =3526a(5) =7408a(6) =14690a(7) =103294
External references
- oeis: A070955