# A379823 (b-file synthesized from sequence entry)
0 1
1 1
2 4
3 17
4 76
5 352
6 1667
7 8017
8 38992
9 191276
10 944648
11 4690688
12 23396023
13 117130483
14 588267604
15 2962532945
16 14954741680
17 75647585152
18 383359922324
19 1945925312492
20 9891894347360
21 50350481125000
22 256592858798416
23 1309047896676352
24 6684914267741951
25 34168808617063927