62524domain: NAppears in sequencesa(n) = (1/12)*(n+5)*(n+1)*n^2.at n=28A014205a(n) = n*(n + 1)*(17*n - 14)/6.at n=28A237617Number of Dyck paths of semilength n having exactly 4 (possibly overlapping) occurrences of the consecutive steps UDUUDU (with U=(1,1), D=(1,-1)).at n=6A243416