n | a(n) |
---|---|
0 | 1 |
1 | 17 |
2 | 170 |
3 | 1275 |
4 | 7905 |
5 | 42619 |
6 | 206091 |
7 | 912459 |
8 | 3753328 |
9 | 14500320 |
10 | 53053498 |
11 | 185046190 |
12 | 618555931 |
13 | 1990227519 |
14 | 6186291009 |
15 | 18633598578 |
16 | 54530992072 |
17 | 155401842842 |
18 | 432109571275 |
19 | 1174385295541 |
20 | 3124445373406 |
21 | 8148428799893 |
22 | 20856618453595 |
23 | 52451748129498 |
[1,17,170,1275,7905,42619,206091,912459,3753328, 14500320,53053498,185046190,618555931,1990227519, 6186291009,18633598578,54530992072,155401842842, 432109571275,1174385295541,3124445373406, 8148428799893,20856618453595,52451748129498] |