a(n) is the smallest n-perfect number of the form 2^(n+1)*L, where L is an odd number with exponents <= n in its prime power factorization, and a(n)=0 if no such n-perfect number exists.
A178785
a(n) is the smallest n-perfect number of the form 2^(n+1)*L, where L is an odd number with exponents <= n in its prime power factorization, and a(n)=0 if no such n-perfect number exists.
Terms
- a(0) =60a(1) =6552a(2) =222768a(3) =288288a(4) =87360a(5) =49585536a(6) =25486965504a(7) =203558400a(8) =683289600a(9) =556121548800
External references
- oeis: A178785