95914domain: NAppears in sequencesExpansion of q^(-1/4) * (eta(q^4) / eta(q))^2 in powers of q.at n=27A001936Number of ways 1/n can be expressed as the sum of four distinct unit fractions: 1/n = 1/w + 1/x + 1/y + 1/z satisfying 0 < w < x < y < z.at n=39A241883Harary index of the n X n bishop graph.at n=28A296197