Number of integers with a shortest addition-composition chain of length n, starting with 1 and x, i.e., number of integers k with A384483(k) = n.
A384485
Number of integers with a shortest addition-composition chain of length n, starting with 1 and x, i.e., number of integers k with A384483(k) = n.
Terms
- a(0) =1a(1) =1a(2) =2a(3) =3a(4) =5a(5) =20a(6) =104a(7) =700a(8) =6779a(9) =95596
External references
- oeis: A384485