# A214885 (b-file synthesized from sequence entry)
0 0
1 -3
2 2
3 -14
4 25
5 -80
6 192
7 -523
8 1346
9 -3550
10 9265
11 -24288
12 63552
13 -166419
14 435650
15 -1140590
16 2986057
17 -7817648
18 20466816
19 -53582875
20 140281730
21 -367262398
22 961505377
23 -2517253824
24 6590256000
25 -17253514275
26 45170286722
27 -118257345998