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Partial sums of primes congruent to 1 mod 6.
2

%I #6 May 28 2016 10:18:27

%S 7,20,39,70,107,150,211,278,351,430,527,630,739,866,1005,1156,1313,

%T 1476,1657,1850,2049,2260,2483,2712,2953,3224,3501,3784,4091,4404,

%U 4735,5072,5421,5788,6161,6540,6937,7346,7767,8200,8639,9096,9559

%N Partial sums of primes congruent to 1 mod 6.

%e a(4) = 70 = 7+13+19+31.

%t Accumulate[Select[Prime[Range[100]],Mod[#,6]==1&]] (* _Harvey P. Dale_, May 28 2016 *)

%Y Cf. A002476.

%K easy,nonn

%O 1,1

%A Den Roussel (DenRoussel(AT)webtv.net)