# A231087 (b-file synthesized from sequence entry)
2 50
3 224
4 1058
5 5054
6 24200
7 115934
8 555458
9 2661344
10 12751250
11 61094894
12 292723208
13 1402521134
14 6719882450
15 32196891104
16 154264573058
17 739125974174
18 3541365297800
19 16967700514814
20 81297137276258
21 389517985866464
22 1866292792056050
23 8941945974413774
24 42843437080012808
25 205275239425650254