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 A121817 Numbers m such that 23 + 36*m*(m+1)is prime. 0
 0, 2, 4, 5, 7, 12, 14, 15, 27, 30, 32, 34, 40, 47, 49, 50, 57, 60, 62, 67, 72, 75, 82, 85, 89, 95, 97, 102, 104, 105, 109, 110, 119, 135, 140, 162, 175, 177, 180, 182, 187, 189, 194, 200, 214, 219, 222, 225, 235, 239, 242, 244, 247, 254, 257, 259, 265, 277, 279, 280 (list; graph; refs; listen; history; text; internal format)
 OFFSET 1,2 COMMENTS Cf. A121250 Numbers n such that n^2+14 is prime. All entries in A121250 are of the form n=3+6*m, m=0,1,.... Hence n^2+14=23+36*m(m+1). Values of m are in the sequence. LINKS MATHEMATICA Select[Range[0, 300], PrimeQ[23 + 36*#(1+# ]&] CROSSREFS Cf. A121250. Sequence in context: A154686 A165196 A007062 * A116432 A050027 A123643 Adjacent sequences:  A121814 A121815 A121816 * A121818 A121819 A121820 KEYWORD nonn AUTHOR Zak Seidov, Sep 09 2006 STATUS approved

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