-28182

Appears in sequences

• Triangle read by rows: T(n, k) = (-2)^k*binomial(n, k)*Euler(k, 1/2).at n=72A081658
• Signed array used for numerators of generating functions of the column sequences of array A090452.at n=54A091029
• Triangle, read by rows, equal to the matrix inverse of triangle A103327, where A103327(n,k) = binomial(2*n+1,2*k+1).at n=17A104033
• Nonzero coefficients of the Swiss-Knife polynomials for the computation of Euler, tangent, and Bernoulli numbers (triangle read by rows).at n=39A153641