-1184

Appears in sequences

• Expansion of log(1 + tanh(x))/cos(x).at n=8A009391
• McKay-Thompson series of class 18e for the Monster group.at n=27A058543
• Expansion of 1/sqrt(1+8*x+64*x^2).at n=4A116092
• Matrix inverse of triangle A121334, where A121334(n,k) = C( n*(n+1)/2 + n-k, n-k) for n>=k>=0.at n=41A121439
• Triangle of coefficients of Hermite-like analog of A053120 Chebyshev's T(n, x) polynomials (powers of x in increasing order): p(x,n)=2*x*p(x,n-1)-n*p(x,n-2).at n=42A136665
• Array: row n shows the coefficients of the characteristic polynomial of the n-th principal submatrix of f(i,j)=(2i-1 if i=j and 1 otherwise) for i>=1 and j>=1 (as in A204131).at n=15A204132
• Triangle of coefficients of the Pbar polynomials, read by rows.at n=8A245244
• Expansion of phi(-q) / phi(-q^3) in powers of q where phi() is a Ramanujan theta function.at n=55A252706
• Expansion of 1/(1 + x + x/(1 + x^2 + x^2/(1 + x^3 + x^3/(1 + x^4 + x^4/(1 + ...))))), a continued fraction.at n=23A292854
• Dirichlet inverse of A341529, where A341529(n) = sigma(n) * A003961(n), and A003961 is fully multiplicative with a(prime(i)) = prime(i+1).at n=30A378229
• Expansion of e.g.f. 1/( 1 - sin(sqrt(2)*x) / sqrt(2) ).at n=7A381347
• Determinant of the 3 X 3 Hankel matrix of consecutive primes starting at prime(n).at n=14A392522