# A260521 (b-file synthesized from sequence entry) 0 1 1 10 2 100 3 1000 4 10000 5 100000 6 1000000 7 10000000 8 100000000 9 1000000000 10 21 11 120 12 120 13 1020 14 10020 15 100020 16 1000020 17 10000020 18 100000020 19 1000000020 20 201 21 210 22 1200 23 1200 24 10200 25 100200 26 1000200 27 10000200 28 100000200 29 1000000200