n | a(n) |
---|---|
1 | 319 |
2 | 688 |
3 | 1515 |
4 | 2555 |
5 | 7425 |
6 | 18377 |
7 | 32710 |
8 | 97923 |
9 | 245711 |
10 | 440341 |
11 | 1327285 |
12 | 3343809 |
13 | 6005069 |
14 | 18174197 |
15 | 45900357 |
16 | 82546379 |
17 | 250597823 |
18 | 634117095 |
19 | 1141608889 |
20 | 3474085061 |
21 | 8803935237 |
22 | 15862997397 |
23 | 48363153977 |
24 | 122700674105 |
25 | 221224063343 |
[319,688,1515,2555,7425,18377,32710,97923,245711, 440341,1327285,3343809,6005069,18174197,45900357, 82546379,250597823,634117095,1141608889, 3474085061,8803935237,15862997397,48363153977, 122700674105,221224063343] |