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A111318 Numbers n such that 4 divides prime(1)+...+prime(n). 1
5, 9, 11, 15, 17, 19, 21, 25, 27, 29, 31, 33, 35, 37, 45, 49, 71, 79, 81, 83, 85, 87, 91, 95, 97, 99, 101, 103, 105, 107, 109, 111, 115, 117, 119, 121, 125, 129, 131, 135, 155, 159, 161, 163, 165, 169, 171, 173, 175, 177, 179, 181, 183, 185, 193, 195, 199, 201, 203, 205 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

LINKS

Harvey P. Dale, Table of n, a(n) for n = 1..1000

MATHEMATICA

Module[{nn=300, prs}, prs=Accumulate[Prime[Range[nn]]]; Select[Range[ nn], Divisible[prs[[#]], 4]&]] (* Harvey P. Dale, May 27 2012 *)

CROSSREFS

Sequence in context: A314586 A314587 A314588 * A314589 A217917 A063213

Adjacent sequences:  A111315 A111316 A111317 * A111319 A111320 A111321

KEYWORD

nonn

AUTHOR

N. J. A. Sloane, Nov 05 2005

STATUS

approved

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Last modified June 27 13:59 EDT 2022. Contains 354896 sequences. (Running on oeis4.)