206336

Appears in sequences

• a(n) = A027144(2n, n-1).at n=7A027146
• a(n) = C(n+2, 2) + C(n+2, 3) + C(n+2, 4) + C(n+2, 5).at n=29A027660
• T(n, k) = T(n - 1, k) + 2^(n - 1)*T(n - 2, k - 1), if k > 0 and T(n, 0) = 2^n.at n=39A376923