# A274485 (b-file synthesized from sequence entry)
1 2
2 50
3 3925
4 50881
5 625000000
6 117650
7 1562500000000
8 815737282
9 3906250000000000
10 25937425625
11 9765625000000000000
12 23298085126577
13 24414062500000000000000
14 7862651120078217664621465531250
15 61035156250000000000000000
16 10000000000000001
17 152587890625000000000000000000