# A269940 (b-file synthesized from sequence entry)
0 1
1 0
2 1
3 0
4 2
5 3
6 0
7 6
8 20
9 15
10 0
11 24
12 130
13 210
14 105
15 0
16 120
17 924
18 2380
19 2520
20 945
21 0
22 720
23 7308
24 26432
25 44100
26 34650
27 10395
28 0
29 5040
30 64224
31 303660
32 705320
33 866250
34 540540
35 135135
36 0
37 40320
38 623376
39 3678840
40 11098780
41 18858840
42 18288270
43 9459450
44 2027025