# A090133 (b-file synthesized from sequence entry)
0 1
1 0
2 -5
3 20
4 -55
5 120
6 -205
7 220
8 145
9 -1680
10 5995
11 -15580
12 32345
13 -51480
14 44195
15 80620
16 -543455
17 1770720
18 -4365605
19 8608820
20 -12607255
21 7384920
22 33496595
23 -170910980
24 516160945
25 -1210088880
26 2259550795
27 -2987758780
28 653281145
29 12325669320