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A191099 as a simple table
| n | a(n) |
|---|---|
| 0 | 11 |
| 1 | 52 |
| 2 | 255 |
| 3 | 1335 |
| 4 | 7432 |
| 5 | 43833 |
| 6 | 272947 |
| 7 | 1788850 |
| 8 | 12303997 |
| 9 | 88586135 |
| 10 | 666047210 |
| 11 | 5218287687 |
| 12 | 42518759887 |
| 13 | 359651145332 |
| 14 | 3152929344235 |
| 15 | 28603584325827 |
| 16 | 268159523175744 |
| 17 | 2594608337127709 |
| 18 | 25878365376280647 |
| 19 | 265770087291261082 |
| 20 | 2807571511844891521 |
[11,52,255,1335,7432,43833,272947,1788850, 12303997,88586135,666047210,5218287687, 42518759887,359651145332,3152929344235, 28603584325827,268159523175744,2594608337127709, 25878365376280647,265770087291261082, 2807571511844891521] |