Numbers k such that sigma(k) = psi(k) + phi(k) + omega(k)^7.
A389972
Numbers k such that sigma(k) = psi(k) + phi(k) + omega(k)^7.
Terms
- a(0) =32512a(1) =49296a(2) =196096a(3) =198100a(4) =462612a(5) =750324a(6) =892884a(7) =1080660a(8) =1454484a(9) =2270964a(10) =3534570a(11) =3609620a(12) =3630500a(13) =4055124a(14) =5778804a(15) =6413844a(16) =7115412a(17) =7590612a(18) =8219604a(19) =8476212a(20) =9275412a(21) =10185204a(22) =10435764a(23) =10614612a(24) =11038734a(25) =11407410a(26) =11524404a(27) =11688564a(28) =11727444a(29) =11802612
External references
- oeis: A389972