# A365419 (b-file synthesized from sequence entry)
0 1
1 0
2 1
3 0
4 3
5 0
6 15
7 1
8 105
9 36
10 945
11 990
12 10396
13 25740
14 136942
15 675675
16 2238405
17 18378361
18 50490765
19 523833819
20 1665638325
21 15790609395
22 71976549646
23 515107015830
24 3524757498023
25 19222751356875
26 181500385651325
27 888496839591076
28 9603885700913400