# A039687 (b-file synthesized from sequence entry)
1 7
2 13
3 97
4 193
5 769
6 12289
7 786433
8 3221225473
9 206158430209
10 6597069766657
11 221360928884514619393
12 2353913150770005286438421033702874906038383291674012942337