185725
domain: N
Appears in sequences
- Numerator of n!!/(n+3)!!.at n=25A004732
- Super ballot numbers: 60*(2n)!/(n!*(n+3)!).at n=13A007272
- Numerators of coefficients of 1/2^(2n+1) in Newton's series for Pi.at n=15A054387
- Central binomial coefficient A001405(n) divided by its characteristic cube divisor A056201(n).at n=27A056202
- Numerator of Catalan(n)/2^(2n+1). Also, numerators of (2n-1)!!/(n+1)!. Odd part of the n-th Catalan number.at n=13A098597
- Numerator of moments of Chebyshev U- (or S-) polynomials.at n=26A134828
- Numerator of (-1/3)^n*sqrt(Pi)/(Gamma(1/2 - n)*Gamma(1 + n)).at n=14A285019