# A064477 (b-file synthesized from sequence entry) 0 220 1 221 2 1220 3 1221 4 2200 5 2201 6 2210 7 2211 8 10220 9 10221 10 11220 11 11221 12 12200 13 12201 14 12210 15 12211 16 22000 17 22001 18 22010 19 22011 20 22100 21 22101 22 22110 23 22111 24 22220 25 22221 26 23020 27 23021 28 33300 29 33301 30 33310 31 33311 32 100220 33 100221 34 101220