-591360

Appears in sequences

• Irregular triangle read by rows: T(n,m) = coefficients in power/Fourier series expansion of an arbitrary anharmonic oscillator's exact period.at n=14A276816
• Fourier coefficients of -q*(Delta/q)' where Delta is the normalized unique weight-twelve cusp form for the full modular group (the generating function of Ramanujan's tau function).at n=6A289833
• El Gradechi's hybrid coefficients alpha^{4,6}_n.at n=9A331769
• Triangle read by rows. The Faulhaber numbers. F(0, k) = 1 and otherwise F(n, k) = (n + 1)!*(-1)^(k+1)*Sum_{j=0..floor((k-1)/2)} C(2*k-2*j, k+1)*C(2*n+1, 2*j+1) * Bernoulli(2*n-2*j) / (k - j).at n=32A354042