32453

Appears in sequences

• a(n) = s(1)s(n) + s(2)s(n-1) + ... + s(k)s(n-k+1), where k = floor(n/2), s = (odd natural numbers).at n=44A025112
• a(n)=Sum{T(n,j): j=1,2,...,n}, array T given by A048225.at n=33A048235
• a(n) = n*(8*n^2 + 1)/3.at n=23A143166
• [(1-e^n)/(1-e*n)], where [ ]=floor.at n=13A191692
• The decimal representation of the geometric mean of the digits of n starts with the digits of n.at n=15A257830