Expansion of f(-x^3) * f(-x^6) / (f(x) * f(-x^4)) in powers of x where f() is a Ramanujan theta function.
A261252
Expansion of f(-x^3) * f(-x^6) / (f(x) * f(-x^4)) in powers of x where f() is a Ramanujan theta function.
Terms
- a(0) =1a(1) =-1a(2) =2a(3) =-4a(4) =7a(5) =-10a(6) =14a(7) =-22a(8) =33a(9) =-45a(10) =62a(11) =-88a(12) =122a(13) =-163a(14) =216a(15) =-290a(16) =386a(17) =-502a(18) =650a(19) =-846a(20) =1093a(21) =-1393a(22) =1768a(23) =-2248a(24) =2844a(25) =-3565a(26) =4454a(27) =-5566a(28) =6927a(29) =-8566
External references
- oeis: A261252