995591267domain: NAppears in sequencesA Fielder sequence.at n=33A001643a(n) = a(n-1) + a(n-2) + a(n-3), a(0)=3, a(1)=1, a(2)=3.at n=34A001644Number of total dominating sets in the n-prism graph.at n=16A296102