# A075299 (b-file synthesized from sequence entry)
0 290
1 835
2 1610
3 4195
4 17060
5 23845
6 46490
7 89080
8 138125
9 255775
10 506510
11 1238395
12 5127260
13 8616205
14 15984335
15 31949470
16 79793675
17 315404860
18 569392925
19 1060061935
20 2114961710
21 5206421995
22 20997654620
23 35262166285