# A039680 (b-file synthesized from sequence entry)
1 1
2 12
3 124
4 1245
5 12457
6 1245710
7 124571011
8 12457101113
9 1245710111316
10 124571011131619
11 12457101113161920
12 1245710111316192023
13 124571011131619202325