115458

Appears in sequences

• a(n) = s(1)t(n) + s(2)t(n-1) + ... + s(k)t(n-k+1), where k = [ n/2 ], s = (composite numbers), t = (F(2), F(3), F(4), ...).at n=17A025103
• Number of binary words of length n (beginning 0) with autocorrelation function 2^(n-1)+2.at n=20A045692
• a(n) = 1944*n^2 - 5016*n + 3138 (n >= 1).at n=8A304838