# A026652 (b-file synthesized from sequence entry)
1 1
2 4
3 14
4 57
5 222
6 928
7 3764
8 15971
9 66190
10 283464
11 1190628
12 5131002
13 21749532
14 94153056
15 401757672
16 1745117091
17 7484144598
18 32595240952
19 140342565620
20 612526487822
21 2645723309284
22 11567425911936
23 50095161350616
24 219340900447118