A172243 Partial sums of Proth primes A080076.

3, 8, 21, 38, 79, 176, 289, 482, 723, 980, 1333, 1782, 2359, 3000, 3673, 4442, 5371, 6524, 7741, 9150, 10751, 12864, 15553, 18306, 21443, 24772, 28229, 32710, 37703, 44232, 51529, 59210, 67147, 76620, 86221, 96078, 106447, 117200, 128593, 140370

Offset: 1

Author

Jonathan Vos Post, Jan 29 2010

Keywords

• easy
• nonn

Links

• Eric Weisstein's World of Mathematics, Proth Prime.

Crossrefs

Cf. A080076.

Formula

a(n) = Sum_{i=1..n} A080076(i).

Extensions

More terms from R. J. Mathar, Apr 15 2010