3601500domain: NAppears in sequencesTriangle whose (i,j)-th entry is binomial(i,j)*7^(i-j)*10^j.at n=23A038276Triangle whose (i,j)-th entry is binomial(i,j)*10^(i-j)*7^j.at n=25A038309Primal codes of canonical finite permutations on positive integers.at n=31A109299