Odd numbers k such that sigma(k^2) > 2*k^2 and A003415(sigma(k^2)) < k^2.

Terms

a(0) =495a(1) =735a(2) =945a(3) =1485a(4) =1755a(5) =2205a(6) =2475a(7) =2625a(8) =2805a(9) =3315a(10) =3675a(11) =3795a(12) =4455a(13) =4785a(14) =4845a(15) =5145a(16) =5265a(17) =5445a(18) =6615a(19) =6765a(20) =7425a(21) =7605a(22) =7755a(23) =8085a(24) =8415a(25) =8505a(26) =8745a(27) =8775a(28) =9735a(29) =11025