12446720

Appears in sequences

• Coordination sequence for diamond structure D^+_10. (Edges defined by l_1 norm = 1.)at n=13A035881
• Tenth unsigned column of Lanczos triangle A053125 (decreasing powers).at n=4A054328
• a(n) = 2^(n-1)*binomial(2*n-3, n-1).at n=9A069723
• Duplicate of A069723.at n=9A082142
• Inverse of number triangle A128412.at n=45A128413
• a(n) = binomial(n+8,8) * 2^n.at n=9A140325
• 8-quantum transitions in systems of N >= 8 spin 1/2 particles, in columns by combination indices.at n=25A213350
• Regular triangle T(n,k) = binomial(2*n-2*k,n-k)*((n+1)/k)*Sum_{k=0..floor((k-1)/2)} (-1)^k*binomial(2*k,k)*binomial(n+3*k-2*k,k-2*k-1), read by rows.at n=44A306625