137268domain: NAppears in sequencesNumber of 2-multigraphs with loops on n nodes.at n=4A053513a(n)= n * reversal(n-1) * reversal(n+1).at n=26A160936Coefficients in asymptotic expansion of sequence A259871.at n=7A260949Number of minimum total dominating sets in the n-Goldberg graph.at n=38A382657