-201

Appears in sequences

• Expansion of e.g.f.: exp(sinh(x))/cosh(x).at n=7A009226
• cos(sin(arcsinh(x)))=1-1/2!*x^2+9/4!*x^4-201/6!*x^6+8753/8!*x^8...at n=3A012038
• sech(arcsin(tanh(x)))=1-1/2!*x^2+9/4!*x^4-201/6!*x^6+8369/8!*x^8...at n=3A012133
• arcsin(sinh(x)*cos(x))=x-1/3!*x^3-15/5!*x^5-201/7!*x^7+1025/9!*x^9...at n=3A012566
• Expansion of (1-x-x^N)/((1-x)(1-x^2)(1-x^3)...(1-x^N)) for N = 4.at n=31A060023
• Expansion of 1/(1+x^2+x^3).at n=31A077962
• Expansion of (1-x)/(1 + x^2 - x^3).at n=29A078031
• Coefficients of the B-Bailey Mod 9 identity.at n=50A104468
• Expansion of c(q) * c(q^6) / c(q^2)^2 in powers of q where c() is a cubic AGM theta function.at n=22A122830
• Triangle read by rows: T(r,c)=T(r,c-1)+T(r,c+1)+T(r-1,c-1).at n=71A129392
• Triangle read by rows: T(r,c)=T(r,c-1)+T(r,c+1)+T(r-1,c-1).at n=73A129392
• First differences of A140778.at n=70A140779
• Hankel transform of a transform of Jacobsthal numbers.at n=50A141124
• Expansion of c(q^3) / (c(q^3) + c(q^6)) where c() is a cubic AGM function.at n=23A145977
• a(n) = (-11*n^5 + 145*n^4 - 635*n^3 + 1115*n^2 - 494*n + 120)/120.at n=8A161706
• Numerators of the first column of the table of fractions generated by the Akiyama-Tanigawa transform from a first row A164555(k)/A027642(k).at n=7A174129
• A symmetrical triangular sequence:t(n,m)=2*Eulerian[n, m - 1] - (Binomial[n - 1, m - 1]*Binomial[n, m - 1]/m)^2.at n=22A174160
• A symmetrical triangular sequence:t(n,m)=2*Eulerian[n, m - 1] - (Binomial[n - 1, m - 1]*Binomial[n, m - 1]/m)^2.at n=26A174160
• A symmetrical triangle sequence based on:q=1/12;t(n,m,q)=12*(Binomial[n, m]*(1 - q) + (((n + m + 1)!/((n + 1)!* m!)) + ((2*n - m + 1)!/((n + 1)!*(n - m)!)))*q).at n=19A174948
• A symmetrical triangle sequence based on:q=1/12;t(n,m,q)=12*(Binomial[n, m]*(1 - q) + (((n + m + 1)!/((n + 1)!* m!)) + ((2*n - m + 1)!/((n + 1)!*(n - m)!)))*q).at n=16A174948