461260800

Appears in sequences

• a(n) = (2*n+2)!/((n+2)*n!).at n=7A092956
• Irregular triangle read by rows: T(n,m) = coefficients in power/Fourier series expansion of an arbitrary anharmonic oscillator's exact period.at n=24A276816
• Triangle read by rows: T(n,k) = Sum_{j=0..2k} (-1)^j * binomial(2k,j) * (k-j)^(2n).at n=32A387597