Position of first appearance of n in A380958 (number of prime factors minus sum of distinct prime exponents).
A380989
Position of first appearance of n in A380958 (number of prime factors minus sum of distinct prime exponents).
Terms
- a(0) =1a(1) =6a(2) =30a(3) =210a(4) =900a(5) =7776a(6) =27000a(7) =279936a(8) =810000a(9) =9261000a(10) =24300000a(11) =362797056a(12) =729000000a(13) =13060694016a(14) =21870000000a(15) =408410100000a(16) =656100000000
External references
- oeis: A380989