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| n | a(n) |
|---|---|
| 1 | 42592 |
| 2 | 322128 |
| 3 | 2292560 |
| 4 | 15189800 |
| 5 | 124421880 |
| 6 | 993918272 |
| 7 | 7359939574 |
| 8 | 57445906202 |
| 9 | 440377678798 |
| 10 | 3253135013018 |
| 11 | 25486986699010 |
| 12 | 197366974577896 |
| 13 | 1485391626845718 |
| 14 | 11512660838008050 |
| 15 | 88561258735158018 |
| 16 | 669899830762918568 |
[42592,322128,2292560,15189800,124421880, 993918272,7359939574,57445906202,440377678798, 3253135013018,25486986699010,197366974577896, 1485391626845718,11512660838008050, 88561258735158018,669899830762918568] |