# A229740 (b-file synthesized from sequence entry)
1 1
2 352
3 9909
4 107776
5 698125
6 12045817
7 37679104
8 103495401
9 584190541
10 2487920149
11 15207694336
12 25846158097
13 68520305701
14 367691205289
15 766959765625
16 1513188079677
17 2846113596901
18 5135516500321
19 6803021627392
20 24650159312557
21 61346708983561
22 93685639700269
23 206700247118737
24 299545983486001