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A064904 Semiprimes p1*p2 such that p2 mod p1 = 6. 0
91, 187, 247, 287, 391, 581, 667, 671, 679, 913, 923, 973, 1147, 1169, 1261, 1267, 1397, 1561, 1591, 1639, 1757, 1919, 1927, 1937, 2051, 2123, 2149, 2443, 2491, 2641, 2933, 2951, 3031, 3091, 3127, 3227, 3281, 3521, 3817, 3841, 3859, 4087, 4109, 4207 (list; graph; refs; listen; history; internal format)
OFFSET

0,1

CROSSREFS

Cf. A001358 (p2 mod p1 = 0), A064899-A064911.

Sequence in context: A166059 A037998 A063367 * A044423 A044804 A207077

Adjacent sequences:  A064901 A064902 A064903 * A064905 A064906 A064907

KEYWORD

nonn

AUTHOR

Patrick De Geest (pdg(AT)worldofnumbers.com), Oct 13 2001.

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Last modified February 17 03:45 EST 2012. Contains 205978 sequences.