# A089369 (b-file synthesized from sequence entry)
1 1
2 21
3 132
4 2431
5 13542
6 246531
7 1357642
8 24687531
9 135798642
10 24681097531
11 1357911108642
12 246810121197531
13 13579111312108642
14 2468101214131197531
15 135791113151412108642
16 24681012141615131197531