Expansion of f(-x^6)^2 / (phi(-x) * phi(-x^9)) in powers of x where phi(), f() are Ramanujan theta functions.
A261203
Expansion of f(-x^6)^2 / (phi(-x) * phi(-x^9)) in powers of x where phi(), f() are Ramanujan theta functions.
Terms
- a(0) =1a(1) =2a(2) =4a(3) =8a(4) =14a(5) =24a(6) =38a(7) =60a(8) =92a(9) =140a(10) =208a(11) =304a(12) =439a(13) =626a(14) =884a(15) =1232a(16) =1704a(17) =2336a(18) =3182a(19) =4300a(20) =5772a(21) =7700a(22) =10212a(23) =13472a(24) =17673a(25) =23076a(26) =29988a(27) =38808a(28) =50008a(29) =64184
External references
- oeis: A261203