40510domain: NAppears in sequencesa(n) = A000108(n) + A014137(n).at n=10A081293Numbers k such that k and k^2 use only the digits 0, 1, 4, 5 and 6.at n=17A136855Triangle of 4-Eulerian numbers.at n=24A144698Number of ordered triples (w,x,y) with all terms in {-n,...-1,1,...,n} and w+x+y>1.at n=22A211613