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A064900 Semiprimes p1*p2 such that p2 mod p1 = 2. +0
4
15, 33, 35, 51, 69, 85, 87, 123, 141, 143, 159, 161, 177, 185, 213, 235, 249, 259, 267, 303, 321, 323, 335, 339, 393, 411, 447, 485, 501, 519, 533, 535, 537, 553, 573, 591, 635, 681, 685, 699, 717, 749, 753, 771, 785, 789, 807, 835, 843, 869, 871, 879, 899 (list; graph; listen)
OFFSET

0,1

CROSSREFS

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

Sequence in context: A053343 A068081 A089967 this_sequence A157137 A141230 A140608

Adjacent sequences: A064897 A064898 A064899 this_sequence A064901 A064902 A064903

KEYWORD

nonn

AUTHOR

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

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Last modified December 13 23:45 EST 2009. Contains 170824 sequences.


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