68901888

Appears in sequences

• Expansion of (theta_3(q) / theta_4(q) )^4 in powers of q; also of 1 / (1 - lambda(z)).at n=14A014972
• Expansion of (theta_4(q) / theta_3(q))^4 in powers of q.at n=14A128692
• Expansion of (phi(q^2) / phi(-q))^2 in powers of q where phi() is a Ramanujan theta function.at n=28A131126
• Expansion of -lambda(t + 1) in powers of the nome q = exp(Pi i t).at n=13A132136
• Expansion of (phi(q^2) / phi(q))^2 in powers of q where phi() is a Ramanujan theta function.at n=28A210066