A046279 Sum of first n lucky numbers.

1, 4, 11, 20, 33, 48, 69, 94, 125, 158, 195, 238, 287, 338, 401, 468, 537, 610, 685, 764, 851, 944, 1043, 1148, 1259, 1374, 1501, 1630, 1763, 1898, 2039, 2190, 2349, 2512, 2681, 2852, 3041, 3234, 3429, 3630, 3835, 4046, 4265, 4488, 4719, 4954, 5191, 5432

Offset: 1

Author

Patrick De Geest, Jun 15 1998

Keywords

• nonn

Comments

The subsequence of prime partial sums of lucky numbers begins: 11, 401, 1259, 2039. The subsequence of lucky partial sums of lucky numbers begins: 33, 69, 195, 537, 685, 1501, 5191. - Jonathan Vos Post, Feb 11 2010

Links

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

Crossrefs

Cf. A007504, A000959.

Programs

Mathematica

luckyLimit = 300; t = Range[1, luckyLimit, 2]; sieve[n_] := Module[{k = t[[n]]},  t = Delete[t, Table[{i}, {i, k, Length[t], k}]]]; n = 1; While[t[[n]] < Length[t], n++; sieve[n]]; Accumulate[t]  (* Harvey P. Dale, Apr 05 2011 *)

Extensions

Offset 1 from Michel Marcus, Oct 10 2019