n | a(n) |
---|---|
1 | 12100 |
2 | 20449 |
3 | 45796 |
4 | 101124 |
5 | 246016 |
6 | 622521 |
7 | 1249924 |
8 | 2598544 |
9 | 6200100 |
10 | 15225604 |
11 | 31651876 |
12 | 68244121 |
13 | 158860816 |
14 | 378146916 |
15 | 806332816 |
16 | 1776622500 |
17 | 4052850244 |
18 | 9490461561 |
19 | 20534890000 |
20 | 45856367881 |
21 | 103396974916 |
22 | 239629830400 |
[12100,20449,45796,101124,246016,622521,1249924, 2598544,6200100,15225604,31651876,68244121, 158860816,378146916,806332816,1776622500, 4052850244,9490461561,20534890000,45856367881, 103396974916,239629830400] |