A194128 (Partial sums of the squarefree integers) that are prime.

3, 11, 17, 521, 647, 1327, 9437, 14153, 16141, 16831, 17299, 18013, 21839, 24029, 28429, 30293, 31247, 32213, 35201, 36929, 37991, 42013, 46643, 51481, 55259, 61837, 65951, 67349, 70663, 72109, 78553, 89017, 90647, 91193

Offset: 1

Author

Robert G. Wilson v, Aug 15 2011

Keywords

• easy
• nonn

Comments

Select from the partial sums of the squarefree integers those partial sums that are prime.

Links

• Amiram Eldar, Table of n, a(n) for n = 1..10000

Crossrefs

Cf. A005117, A173143.

Programs

Mathematica

Select[ Accumulate@ Select[ Range@ 550, SquareFreeQ], PrimeQ]