login
A139787
Semiprime lucky numbers.
2
9, 15, 21, 25, 33, 49, 51, 69, 87, 93, 111, 115, 129, 133, 141, 159, 169, 201, 205, 219, 235, 237, 259, 267, 289, 303, 319, 321, 327, 339, 361, 391, 393, 415, 427, 451, 489, 511, 517, 519, 529, 535, 537, 553, 559, 579, 583, 591, 655, 679, 685, 699, 717
OFFSET
1,1
COMMENTS
Subset of A031879 Composite lucky numbers.
LINKS
FORMULA
A000959 INTERSECTION A001358.
CROSSREFS
KEYWORD
easy,nonn
AUTHOR
Jonathan Vos Post, May 20 2008
EXTENSIONS
Term 135 deleted by Giovanni Resta, Jun 20 2016
STATUS
approved