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| n | a(n) |
|---|---|
| 1 | 1342 |
| 2 | 6334 |
| 3 | 64228 |
| 4 | 426571 |
| 5 | 2801464 |
| 6 | 11529235 |
| 7 | 79249122 |
| 8 | 269081698 |
| 9 | 1126140254 |
| 10 | 2033916546 |
| 11 | 10398959008 |
| 12 | 19253327106 |
| 13 | 49068963720 |
| 14 | 62663185107 |
| 15 | 216434297394 |
| 16 | 306964534797 |
| 17 | 600045409295 |
| 18 | 683103473164 |
| 19 | 1832436683833 |
| 20 | 2296747272574 |
[1342,6334,64228,426571,2801464,11529235,79249122, 269081698,1126140254,2033916546,10398959008, 19253327106,49068963720,62663185107,216434297394, 306964534797,600045409295,683103473164, 1832436683833,2296747272574] |