127380

Appears in sequences

• Jacobi form of weight 12 and index 1 for Niemeier lattice of type D_8^3.at n=8A055754
• Triangle read by rows: T(n,k) = A(k,n-k), 1 <= k < n, 2 <= n, where A(m,n) is the number of distinct strings consisting of one X, m+n-1 Y's and m+n-1 Z's in which the X lies to the right of at least m Y's and at least m Z's.at n=30A351585