-2723

Appears in sequences

• Expansion of e.g.f. cos(x)/(1+x).at n=7A009102
• Triangle T(n, k) = T(n, k-1) + (-1)^k*A142458(n+2, k+1) if k <= floor(n/2), otherwise T(n, n-k), with T(n, 0) = T(n, n) = 1, read by rows.at n=16A225433
• Triangle T(n, k) = T(n, k-1) + (-1)^k*A142458(n+2, k+1) if k <= floor(n/2), otherwise T(n, n-k), with T(n, 0) = T(n, n) = 1, read by rows.at n=19A225433
• Expansion of e.g.f. ( Product_{k>0} (1+x^k)^(1/k!) )^x.at n=7A356576