A248146 Primes corresponding to terms of A248145.

13, 5, 7, 3, 11, 13, 5, 17, 19, 7, 23, 28081, 31, 11, 131, 13, 41, 43, 5, 47, 4951, 53, 5557, 59, 61, 7, 218923, 71, 73, 7577, 79, 3, 83, 85878991939597, 11, 101, 103, 105107, 109, 37, 113, 115117

Offset: 1

Author

Vladimir Shevelev, Oct 02 2014

Keywords

• nonn

Crossrefs

Cf. A248145.

Formula

There exists k=k(n)>=0, such that the number 3^k*a(n) is a concatenation of A248145(n) consecutive odd numbers.