# A378426 (b-file synthesized from sequence entry)
0 1
1 1
2 2
3 6
4 18
5 56
6 184
7 624
8 2161
9 7621
10 27283
11 98869
12 361967
13 1336843
14 4974763
15 18634683
16 70207751
17 265874119
18 1011475368
19 3863846328
20 14814818017
21 56994831109
22 219941836172
23 851138940402
24 3302281633591
25 12842844277471
26 50056915575566
27 195503017533502