154608

Appears in sequences

• Number of SiC polytypes that repeat after 2n layers.at n=35A011959
• a(n) = s(1)*t(n) + s(2)*t(n-1) + ... + s(k)*t(n+1-k), where k = floor((n+1)/2), s = A023531, t = (Fibonacci numbers).at n=26A024318