33600000domain: NAppears in sequencesTriangle whose (i,j)-th entry is binomial(i,j)*4^(i-j)*10^j.at n=33A038240Triangle whose (i,j)-th entry is binomial(i,j)*10^(i-j)*4^j.at n=30A038306a(n) = n^5*(n+1)/2.at n=20A168351