n | a(n) |
---|---|
1 | 1 |
2 | 57 |
3 | 703 |
4 | 3641 |
5 | 15501 |
6 | 40071 |
7 | 117307 |
8 | 233017 |
9 | 512461 |
10 | 883557 |
11 | 1770231 |
12 | 2559623 |
13 | 4824613 |
14 | 6686499 |
15 | 10897203 |
16 | 14913081 |
17 | 24132657 |
18 | 29210277 |
19 | 47039023 |
20 | 56439141 |
21 | 82466821 |
22 | 100903167 |
23 | 148023723 |
24 | 163810951 |
25 | 242203001 |
26 | 275002941 |
27 | 373584043 |
[1,57,703,3641,15501,40071,117307,233017,512461, 883557,1770231,2559623,4824613,6686499,10897203, 14913081,24132657,29210277,47039023,56439141, 82466821,100903167,148023723,163810951,242203001, 275002941,373584043] |