n | a(n) |
---|---|
0 | 18 |
1 | 91 |
2 | 473 |
3 | 564 |
4 | 3857 |
5 | 8278 |
6 | 28691 |
7 | 36969 |
8 | 65660 |
9 | 168289 |
10 | 233949 |
11 | 636187 |
12 | 870136 |
13 | 10207683 |
14 | 21285502 |
15 | 31493185 |
16 | 52778687 |
17 | 928730864 |
18 | 981509551 |
19 | 1910240415 |
20 | 4801990381 |
21 | 54732134606 |
22 | 59534124987 |
[18,91,473,564,3857,8278,28691,36969,65660,168289, 233949,636187,870136,10207683,21285502,31493185, 52778687,928730864,981509551,1910240415, 4801990381,54732134606,59534124987] |