# A052965 (b-file synthesized from sequence entry)
0 1
1 2
2 10
3 34
4 134
5 498
6 1894
7 7138
8 26998
9 101970
10 385350
11 1455938
12 5501334
13 20786354
14 78540646
15 296762018
16 1121303222
17 4236795154
18 16008550278
19 60487618562
20 228549876182
21 863565901682
22 3262946735526
23 12328904308578