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A066869 Sum of the first n safe primes. +0
1
5, 12, 23, 46, 93, 152, 235, 342, 509, 688, 915, 1178, 1525, 1884, 2267, 2734, 3213, 3716, 4279, 4866, 5585, 6424, 7287, 8174, 9157, 10176, 11363, 12646, 13953, 15272, 16639, 18078, 19565, 21088, 22707, 24530, 26437, 28464, 30503, 32566, 34665 (list; graph; listen)
OFFSET

1,1

CROSSREFS

Cf. A005385.

Sequence in context: A126573 A000327 A130624 this_sequence A023172 A100479 A018806

Adjacent sequences: A066866 A066867 A066868 this_sequence A066870 A066871 A066872

KEYWORD

easy,nonn

AUTHOR

Joseph L. Pe (joseph_l_pe(AT)hotmail.com), Jan 21 2002

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Last modified November 24 23:16 EST 2009. Contains 167481 sequences.


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