51418

Appears in sequences

• a(n) = s(1)t(n) + s(2)t(n-1) + ... + s(k)t(n+1-k), where k = [ (n+1)/2 ], s = (Fibonacci numbers), t = (odd natural numbers).at n=28A024463
• Row 3 of square array defined in A047671.at n=29A047672
• Principal diagonal of the convolution array A213768.at n=14A213769