# A060251 (b-file synthesized from sequence entry)
1 0
2 6
3 0
4 571428
5 45
6 461538
7 4117647058823529
8 421052631578947368
9 3913043478260869565217
10 3448275862068965517241379310
11 354838709677419
12 324
13 31707
14 325581395348837209302
15 3191489361702127659574468085106382978723404255