# A018849 (b-file synthesized from sequence entry)
1 0
2 1
3 121
4 6889
5 10201
6 69169
7 1002001
8 5221225
9 100020001
10 109181601
11 522808225
12 602555209
13 10000200001
14 62188888129
15 1000002000001
16 1212225222121
17 100000020000001
18 10000000200000001
19 10022212521222001
20 12102202520220121