# A068848 (b-file synthesized from sequence entry)
0 11
1 83
2 641
3 51203
4 40961
5 327689
6 2621447
7 20971529
8 167772161
9 1342177283
10 10737418247
11 85899345923
12 687194767367
13 54975581388811
14 43980465111043
15 3518437208883211
16 28147497671065609
17 22517998136852483