# A374616 (b-file synthesized from sequence entry)
1 1
2 3
3 52
4 815
5 16806
6 363132
7 8471296
8 205501599
9 5164447210
10 133153140098
11 3506969720904
12 93973493327012
13 2554956958697248
14 70323373958110080
15 1956176944656294912
16 54916687591986040223
17 1554166975730511463794
18 44297812047491490990366