Expansion of (1 + 9 * Sum_{k>=0} x^(3^k))^(1/3).
A382196
Expansion of (1 + 9 * Sum_{k>=0} x^(3^k))^(1/3).
Terms
- a(0) =1a(1) =3a(2) =-9a(3) =48a(4) =-288a(5) =1917a(6) =-13563a(7) =99927a(8) =-758079a(9) =5879757a(10) =-46401705a(11) =371337021a(12) =-3005974710a(13) =24568145019a(14) =-202442064183
External references
- oeis: A382196