login
A126104
Numbers n not divisible by 6 such that sigma(n) > 3n.
2
40040, 61600, 72800, 80080, 104720, 117040, 123200, 123760, 138320, 141680, 145600, 154000, 160160, 172480, 200200, 209440, 215600, 234080, 246400, 247520, 254800, 261800, 276640, 280280, 283360, 291200, 292600, 308000
OFFSET
1,1
LINKS
MATHEMATICA
Select[Range[310000], Mod[#, 6] > 1 && DivisorSigma[1, #] > 3# &] (* Amiram Eldar, Dec 03 2019 *)
CROSSREFS
Intersection of A047253 and A068403.
Sequence in context: A251970 A270261 A272889 * A031645 A250079 A237238
KEYWORD
nonn
AUTHOR
Ant King, Mar 07 2007
STATUS
approved