Numbers k such that sigma(k) = bigomega(k) * phi(k).

Terms

a(0) =35a(1) =248a(2) =357a(3) =1672a(4) =3135a(5) =3596a(6) =3956a(7) =5396a(8) =8636a(9) =20026a(10) =23374a(11) =24244a(12) =25714a(13) =25758a(14) =29512a(15) =33915a(16) =35074a(17) =39585a(18) =51688a(19) =55154a(20) =56134a(21) =61344a(22) =107156a(23) =142240a(24) =157586a(25) =208280a(26) =282680a(27) =316274a(28) =373065a(29) =383656