a(n) is the least possible sum of a sequence of distinct terms consisting of exactly prime(i) multiples of prime(i) for i = 1 to n.
A274071
a(n) is the least possible sum of a sequence of distinct terms consisting of exactly prime(i) multiples of prime(i) for i = 1 to n.
Terms
- a(0) =6a(1) =20a(2) =87a(3) =304a(4) =1398a(5) =3582a(6) =9218a(7) =18270a(8) =34873a(9) =70451
External references
- oeis: A274071