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 A092192 Semiprimes that are the sum of two successive semiprimes. 7
 10, 15, 51, 69, 77, 85, 95, 106, 115, 134, 143, 159, 178, 187, 201, 217, 226, 237, 262, 267, 291, 301, 327, 335, 346, 355, 361, 381, 395, 403, 411, 415, 422, 427, 437, 447, 502, 527, 565, 586, 597, 614, 623, 633, 649, 669, 674, 687, 713, 723, 758, 763, 789 (list; graph; refs; listen; history; text; internal format)
 OFFSET 1,1 LINKS Zak Seidov, Table of n,a(n) for n=1..10000. EXAMPLE 51 is a member because 51=25+26, sum of 9th and 10th semiprimes. MATHEMATICA Select[Total/@Partition[Select[Range[400], PrimeOmega[#]==2&], 2, 1], PrimeOmega[ #]==2&] (* Harvey P. Dale, Jan 19 2019 *) CROSSREFS Cf. A092191. Sequence in context: A188651 A330203 A272307 * A119039 A047189 A278921 Adjacent sequences: A092189 A092190 A092191 * A092193 A092194 A092195 KEYWORD easy,nonn AUTHOR Zak Seidov, Feb 23 2004 STATUS approved

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Last modified February 7 22:58 EST 2023. Contains 360132 sequences. (Running on oeis4.)