a(n) = (F(4*n + 3) - F(4*n - 1) + 5*n - 1)/5, where F(n) = A000045(n).
A392838
a(n) = (F(4*n + 3) - F(4*n - 1) + 5*n - 1)/5, where F(n) = A000045(n).
Terms
- a(0) =0a(1) =3a(2) =17a(3) =107a(4) =718a(5) =4900a(6) =33558a(7) =229977a(8) =1576247a(9) =10803713a(10) =74049700a(11) =507544138a(12) =3478759212a(13) =23843770287a(14) =163427632733
External references
- oeis: A392838