475950domain: NAppears in sequencesBinomial (Binomial (n,2), 3) - Binomial (Binomial (n,3), 2).at n=18A093567Irregular triangle read by rows: T(n,k) is the coefficient of x^k in the domination polynomial of the n X n torus grid graph (n>=1, A094087(n)<=k<=n^2).at n=37A378418