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| n | a(n) |
|---|---|
| 1 | 75 |
| 2 | 4225 |
| 3 | 277048 |
| 4 | 21171189 |
| 5 | 1709600811 |
| 6 | 142913828920 |
| 7 | 12272577818050 |
| 8 | 1075207199997332 |
| 9 | 95673602693282038 |
| 10 | 8617752113620426557 |
| 11 | 783964147695858014234 |
| 12 | 71904055278788602481892 |
| 13 | 6640510710493148698166594 |
| 14 | 616876923984020487671442310 |
| 15 | 57596211829372496930445843340 |
[75,4225,277048,21171189,1709600811,142913828920, 12272577818050,1075207199997332,95673602693282038, 8617752113620426557,783964147695858014234, 71904055278788602481892,6640510710493148698166594, 616876923984020487671442310, 57596211829372496930445843340] |