136391domain: NAppears in sequencesa(n) = T(2n-1,n-1), T given by A026747.at n=8A026751a(n) = T(n, floor(n/2)), T given by A026747.at n=17A026753a(n) = greatest number in row n of array T given by A026747.at n=17A027222Number of minimally 4-connected non-isomorphic n-vertex graphs.at n=11A324418