A162160 Indices m such that A123112(n)^n is a sum of n consecutive primes starting at prime(m).

1, 7, 85, 689, 13, 391570, 117658543504, 16361827178594, 459127968423607

Offset

1,2

Links

Table of n, a(n) for n=1..9.

Example

For n = 2, A123112(2)^2 = 6^2 = 36 = 17 + 19 = prime(7) + prime(8). Thus a(2) = 7.

Crossrefs

Cf. A123112.

Sequence in context: A058795 A027459 A329108 * A027531 A155459 A155631

Adjacent sequences: A162157 A162158 A162159 * A162161 A162162 A162163

Keyword

more,nonn

Author

Alexander Adamchuk, Jun 26 2009

Extensions

Definition brushed, a(6) added, a(7) from D. Johnson - R. J. Mathar, Sep 16 2009

a(8) and a(9) from Max Alekseyev, Sep 18 2009

Status

approved