31730711

Appears in sequences

• Numerators of coefficients of expansion of arctan(x)^2 = x^2 - 2/3*x^4 + 23/45*x^6 - 44/105*x^8 + 563/1575*x^10 - 3254/10395*x^12 + ...at n=11A002428
• Numerators of coefficients of log(1+x)/sqrt(1+x).at n=10A002549
• a(n) = ( 1/1 + 1/3 + 1/5 + ... + 1/(2*n-1) )*LCM(1, 3, 5, ..., 2*n-1).at n=10A025550
• Numerators of alternating sum transform (PSumSIGN) of Harmonic numbers H(n) = A001008/A002805.at n=20A035048
• Numerators of Integral_{x=0..Pi/2} sin(2*n*x)*log(cosec(x)) dx.at n=22A225122
• Numerators of the expectation of the process defined by randomly moving 2n balls between bins.at n=10A233470
• Numerators of Sum_{j=0..n} 1/(2*j+1), for n >= 0.at n=10A350669