# A242566 (b-file synthesized from sequence entry)
0 0
1 1
2 1
3 3
4 7
5 22
6 67
7 225
8 765
9 2704
10 9710
11 35558
12 131859
13 494892
14 1874901
15 7162807
16 27558511
17 106695148
18 415346144
19 1624780952
20 6383671910
21 25179642120
22 99670897534
23 395810459602
24 1576464630375
25 6295827843098