-1230

Appears in sequences

• McKay-Thompson series of class 5B for the Monster group with a(0) = 0.at n=14A007252
• McKay-Thompson series of class 5B for the Monster group with a(0) = 1.at n=14A045483
• McKay-Thompson series of class 5B for the Monster group with a(0) = -6.at n=14A106248
• Triangle T(n,k) = A053120(n,k)+A053120(n,n-k) of symmetrized Chebyshev coefficients, read by rows, 0<=k<=n.at n=57A140883
• Triangle T(n,k) = A053120(n,k)+A053120(n,n-k) of symmetrized Chebyshev coefficients, read by rows, 0<=k<=n.at n=63A140883
• G.f.: Sum_{n>=1} moebius(n)*x^n/(1 - Lucas(n)*x^n + (-1)^n*x^(2*n)), where Lucas(n) = A000204(n).at n=19A204291
• Difference between sums of quadratic residues and non-residues modulo n (residues are not necessarily coprime to n).at n=59A255644
• Expansion of r(q)^5 / r(q^5) in powers of q where r() is the Rogers-Ramanujan continued fraction.at n=13A285630
• Square array A(n,k), n >= 0, k >= 0, read by antidiagonals downwards, where column k is the expansion of B(x)^k, where B(x) is the g.f. of A384942.at n=41A384945