A126104 Numbers n not divisible by 6 such that sigma(n) > 3n.

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

Amiram Eldar, Table of n, a(n) for n = 1..10000

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

Adjacent sequences: A126101 A126102 A126103 * A126105 A126106 A126107

Keyword

nonn

Author

Ant King, Mar 07 2007

Status

approved