# A362163 (b-file synthesized from sequence entry)
0 -1
1 -1
2 1
3 8
4 23
5 64
6 479
7 6026
8 80863
9 1194488
10 19951919
11 374005774
12 7768598111
13 177019006748
14 4389955280983
15 117700126685714
16 3392361648663359
17 104592876994535056
18 3434908279968850463
19 119702402510430502358
20 4411764405014665620799