-37888domain: ZAppears in sequencesExpansion of 1/(1+2*x^2-2*x^3).at n=23A077964Triangle: r=23;l=7;m(r,l,n)=(r - l)*IdentityMatrix[n] + l*Table[1, {i, 1, n}, {j, 1, n}].at n=11A157981Hankel determinant H_n(F_3(x)) of the sequence F_3(x).at n=10A278995