123957

Appears in sequences

• s(1)t(n) + s(2)t(n-1) + ... + s(k)t(n+1-k), where k = [ (n+1)/2 ], s = (Fibonacci numbers), t = A000201 (lower Wythoff sequence).at n=32A024464
• Number of binary strings of length n with no substrings equal to 0001 or 0110.at n=21A164396