n | a(n) |
---|---|
0 | 1 |
1 | 27 |
2 | 273 |
3 | 1715 |
4 | 8007 |
5 | 30381 |
6 | 98735 |
7 | 284349 |
8 | 742950 |
9 | 1791426 |
10 | 4037670 |
11 | 8591154 |
12 | 17392258 |
13 | 33711510 |
14 | 62886162 |
15 | 113381398 |
16 | 198287439 |
17 | 337392405 |
18 | 560004575 |
19 | 908737245 |
20 | 1444515345 |
21 | 2253115995 |
22 | 3453615945 |
23 | 5209188075 |
24 | 7740767580 |
25 | 11344196916 |
26 | 16411557852 |
[1,27,273,1715,8007,30381,98735,284349,742950, 1791426,4037670,8591154,17392258,33711510, 62886162,113381398,198287439,337392405,560004575, 908737245,1444515345,2253115995,3453615945, 5209188075,7740767580,11344196916,16411557852] |