7888271domain: NPropertiesPrimalityPrimeyesAppears in sequencesTriangle read by rows: T(n,k) is the number of simple graphs on n unlabeled nodes with total domination number k, n >= 2, 2 <= k <= n.at n=36A332400Number of simple graphs on n unlabeled nodes with total domination number 2.at n=9A332406Prime numbersat n=532769