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| n | a(n) |
|---|---|
| 1 | 1 |
| 2 | 4 |
| 3 | 10301 |
| 4 | 10496 |
| 5 | 10801 |
| 6 | 81619 |
| 7 | 1003001 |
| 8 | 1008001 |
| 9 | 100030001 |
| 10 | 100080001 |
| 11 | 326498249 |
| 12 | 10000300001 |
| 13 | 10000800001 |
| 14 | 24698199551 |
| 15 | 40012700004 |
| 16 | 1000003000001 |
| 17 | 1000008000001 |
| 18 | 4000127000004 |
| 19 | 4075127000004 |
| 20 | 8124407769251 |
| 21 | 78103531364504 |
| 22 | 100000030000001 |
| 23 | 100000080000001 |
[1,4,10301,10496,10801,81619,1003001,1008001, 100030001,100080001,326498249,10000300001, 10000800001,24698199551,40012700004,1000003000001, 1000008000001,4000127000004,4075127000004, 8124407769251,78103531364504,100000030000001, 100000080000001] |