# A284968 (b-file synthesized from sequence entry)
1 0
2 1
3 5
4 18
5 59
6 190
7 618
8 2047
9 6908
10 23703
11 82488
12 290499
13 1033398
14 3707837
15 13402681
16 48760350
17 178405139
18 656043838
19 2423307027
20 8987427446
21 33453694465
22 124936258104
23 467995871753
24 1757900019076
25 6619846420527
26 24987199492678
27 94520750408681