161029domain: NAppears in sequencesG.f.: exp( Sum_{n>=1} A068963(n)*x^n/n ) where A068963(n) = Sum_{d|n} phi(d^3).at n=16A226106Array read by antidiagonals: T(n,k) = number of possible positions in standard Connect Four play on a board of height n and width k (n>=1, k>=1).at n=24A235610a(n) = n^5 - 2n.at n=11A242436