ϕ56⁡(a,q⁢a12,-q⁢a12,b,c,q-na12,-a12,a⁢q/b,a⁢q/c,a⁢qn+1;q,a⁢qn+1b⁢c)=(a⁢q,a⁢q/(b⁢c);q)n(a⁢q/b,a⁢q/c;q)n.