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A172243
Partial sums of Proth primes A080076.
0
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
1,1
LINKS
Eric Weisstein's World of Mathematics, Proth Prime.
FORMULA
a(n) = Sum_{i=1..n} A080076(i).
CROSSREFS
Cf. A080076.
Sequence in context: A203848 A160404 A103736 * A101332 A007773 A071078
KEYWORD
easy,nonn
AUTHOR
Jonathan Vos Post, Jan 29 2010
EXTENSIONS
More terms from R. J. Mathar, Apr 15 2010
STATUS
approved