33350domain: NAppears in sequencesStirling transform of Lucas numbers (A000032).at n=8A263575a(n) = n*(n + 1)*(4*n - 1)/3.at n=29A268684a(n) = 25*(n + 1)*(4*n + 3)*(5*n + 4)/3.at n=5A300254Records in A341755 (= length of chain of (k,k+1) sharing a digit with k+(k+1), starting at n).at n=14A341756