87332domain: NAppears in sequencesSum of the first k-1 numbers in the k-th column of the natural number array A000027, by antidiagonals.at n=42A185788E.g.f.: Sum_{n>=0} log(1 + x*exp(n*x))^n / n!.at n=7A216839Number of connected dominating sets in the n-trapezohedral graph.at n=7A381794