Expansion of (4/(3*x/(1-x))) * sin((1/3)*arcsin(sqrt(27*x/4/(1-x))))^2.
A270386
Expansion of (4/(3*x/(1-x))) * sin((1/3)*arcsin(sqrt(27*x/4/(1-x))))^2.
Terms
- a(0) =1a(1) =2a(2) =9a(3) =46a(4) =256a(5) =1510a(6) =9283a(7) =58848a(8) =381963a(9) =2525916a(10) =16958498a(11) =115288674a(12) =792042589a(13) =5490312864a(14) =38352695246a(15) =269719400974
External references
- oeis: A270386