a(n) = P(n) * 2^floor(log_2(prime(n+1))) = A002110(n) * A000079(A098388(n+1)).
A378144
a(n) = P(n) * 2^floor(log_2(prime(n+1))) = A002110(n) * A000079(A098388(n+1)).
Terms
- a(0) =1a(1) =4a(2) =24a(3) =120a(4) =1680a(5) =18480a(6) =480480a(7) =8168160a(8) =155195040a(9) =3569485920a(10) =103515091680
External references
- oeis: A378144