# A144124 (b-file synthesized from sequence entry)
0 1
1 321
2 2641
3 10321
4 28401
5 63601
6 124321
7 220641
8 364321
9 568801
10 849201
11 1222321
12 1706641
13 2322321
14 3091201
15 4036801
16 5184321
17 6560641
18 8194321
19 10115601
20 12356401
21 14950321
22 17932641
23 21340321
24 25212001
25 29588001