-19440

Appears in sequences

• Determinant of the Cayley addition table of Z_{n}.at n=5A070896
• A triangular sequence from the Z/nZ matrix addition tables as in sequence A095897 as coefficients of characteristic polynomials: M(n,m)=Mod[n + m, d] for n <=m<=d.at n=21A138064
• Triangle read by rows: characteristic polynomials of Z/nZ addition tables considered as matrices.at n=27A140059
• a(n) = 6^n * (1-4*n).at n=4A144708
• Expansion of (1-exp(x))/(1+x^2-exp(x))=sum(n>=0, a(n)*x^n/n!^2).at n=6A191594
• Real part of g.f. C(x) that satisfies: C(x) = 1 + x*C(I*x)^2.at n=14A193377
• Irregular triangle read by rows of normalized Girard-Waring formula (cf. A210258), for m=6 data values.at n=19A288211
• Regular triangle of certain polynomial expansion coefficients for the n-th power series.at n=34A355570
• Triangle read by rows: T(n,k) = n! * coefficient of m^k in the polynomial counting labeled digraphs with m nodes and n arcs and without directed paths of length >= 2, with 0 <= k <= 2*n.at n=26A387663