# A032800 (b-file synthesized from sequence entry)
0 1
1 0
2 252
3 456
4 2178
5 4320
6 7176
7 13536
8 21744
9 35072
10 43560
11 60984
12 95712
13 125280
14 143280
15 178080
16 261234
17 315648
18 347748
19 424152
20 557280
21 665280
22 695592
23 804960
24 1070112
25 1262592
26 1226520
27 1418592