# A228238 (b-file synthesized from sequence entry)
1 2
2 5
3 17
4 109
5 257
6 65537
7 3294173
8 145800001
9 210827009
10 13816758796289
11 167772160000000001
12 2844673747342852097
13 3874204890000000001
14 498062089990157893633
15 15191686954694985266495489
16 355271367880050092935562133789062501