# A284691 (b-file synthesized from sequence entry)
1 9
2 99
3 333
4 999
5 3663
6 9999
7 12321
8 30303
9 36963
10 99999
11 135531
12 333333
13 369963
14 999999
15 1121211
16 1367631
17 3003003
18 3363633
19 3699963
20 9999999
21 12333321
22 13688631
23 33033033
24 33666633
25 36999963
26 99999999
27 102030201
28 111111111
29 124454421
30 136898631
31 300030003