login

Year-end appeal: Please make a donation to the OEIS Foundation to support ongoing development and maintenance of the OEIS. We are now in our 61st year, we have over 378,000 sequences, and we’ve reached 11,000 citations (which often say “discovered thanks to the OEIS”).

A133185
Conjectured list of numbers that are 7-smooth (A002473) but are not in A133184.
2
14, 21, 24, 30, 42, 60, 63, 70, 75, 84, 90, 100, 105, 108, 112, 120, 126, 135, 147, 150, 168, 175, 189, 210, 224, 225, 240, 250, 252, 280, 294, 300, 315, 336, 350, 360, 375, 378, 405, 420, 448, 450, 490, 504, 525, 560, 567, 588, 600, 630, 640, 672, 675, 686, 700, 735, 756
OFFSET
1,1
LINKS
CROSSREFS
Sequence in context: A213536 A330137 A230095 * A013629 A234802 A162780
KEYWORD
nonn,base
AUTHOR
J. H. Conway and N. J. A. Sloane, Jan 01 2008
STATUS
approved