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

1,1

Links

Table of n, a(n) for n=1..42.

Formula

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

Crossrefs

Cf. A248145.

Sequence in context: A123172 A010218 A107833 * A097484 A098326 A302208

Adjacent sequences: A248143 A248144 A248145 * A248147 A248148 A248149

Keyword

nonn

Author

Vladimir Shevelev, Oct 02 2014

Status

approved