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| n | a(n) |
|---|---|
| 0 | 1 |
| 1 | 1 |
| 2 | 0 |
| 3 | 1 |
| 4 | 1 |
| 5 | 1 |
| 6 | 2 |
| 7 | 3 |
| 8 | 7 |
| 9 | 23 |
| 10 | 164 |
| 11 | 3779 |
| 12 | 619779 |
| 13 | 2342145005 |
| 14 | 1451612289057674 |
| 15 | 3399886472013047316638149 |
| 16 | 4935316984175079105557291745555191750431 |
| 17 | 16779517449593082173916263081219908459297087421776218065830849893 |
[1,1,0,1,1,1,2,3,7,23,164,3779,619779,2342145005, 1451612289057674,3399886472013047316638149, 4935316984175079105557291745555191750431, 16779517449593082173916263081219908459297087421776\ 218065830849893] |