# A058756 (b-file synthesized from sequence entry)
0 1
1 -2
2 -2
3 -2
4 -6
5 -10
6 -34
7 -82
8 -254
9 -730
10 -2238
11 -6826
12 -21370
13 -67122
14 -213654
15 -684258
16 -2208694
17 -7169298
18 -23402738
19 -76748130
20 -252790518
21 -835816658
22 -2773236614
23 -9230776706
24 -30814377058
25 -103139338858
26 -346067984622
27 -1163810570178