Number of integers in the range (2^(n-1), 2^n] for which d(k)^3 > k holds, i.e., the cube of the number of divisors of k exceeds the number k.
A056763
Number of integers in the range (2^(n-1), 2^n] for which d(k)^3 > k holds, i.e., the cube of the number of divisors of k exceeds the number k.
Terms
- a(0) =1a(1) =2a(2) =4a(3) =6a(4) =11a(5) =24a(6) =30a(7) =60a(8) =110a(9) =137a(10) =248a(11) =399a(12) =491a(13) =801a(14) =1146a(15) =1386a(16) =1988a(17) =2525a(18) =2914a(19) =3637a(20) =4081a(21) =4334a(22) =4649a(23) =4579a(24) =4305a(25) =3867a(26) =3211a(27) =2467a(28) =1730a(29) =1119
External references
- oeis: A056763