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| n | a(n) |
|---|---|
| 1 | 147 |
| 2 | 2553 |
| 3 | 55857 |
| 4 | 1389521 |
| 5 | 33587307 |
| 6 | 829488619 |
| 7 | 20777533329 |
| 8 | 526362000253 |
| 9 | 13427566678795 |
| 10 | 344521962594233 |
| 11 | 8881010153820905 |
| 12 | 229838062571779167 |
| 13 | 5967837405163476141 |
| 14 | 155396432549860039531 |
| 15 | 4056271778433576967047 |
[147,2553,55857,1389521,33587307,829488619, 20777533329,526362000253,13427566678795, 344521962594233,8881010153820905, 229838062571779167,5967837405163476141, 155396432549860039531,4056271778433576967047] |