Numbers k achieving record abundance (sigma(k) > 2*k) via a residue-based measure M(k) (see Comments), analogous to superabundant numbers A004394.

A362081

Numbers k achieving record abundance (sigma(k) > 2*k) via a residue-based measure M(k) (see Comments), analogous to superabundant numbers A004394.

Terms

    a(0) =1a(1) =2a(2) =4a(3) =6a(4) =12a(5) =24a(6) =30a(7) =36a(8) =72a(9) =120a(10) =360a(11) =420a(12) =840a(13) =1680a(14) =2520a(15) =4032a(16) =5040a(17) =10080a(18) =25200a(19) =32760a(20) =65520a(21) =98280a(22) =194040a(23) =196560a(24) =388080a(25) =942480a(26) =1801800a(27) =3160080a(28) =3603600a(29) =6320160

External references