n | a(n) |
---|---|
0 | 1 |
1 | 13 |
2 | 76 |
3 | 300 |
4 | 930 |
5 | 2442 |
6 | 5676 |
7 | 12012 |
8 | 23595 |
9 | 43615 |
10 | 76648 |
11 | 129064 |
12 | 209508 |
13 | 329460 |
14 | 503880 |
15 | 751944 |
16 | 1097877 |
17 | 1571889 |
18 | 2211220 |
19 | 3061300 |
20 | 4177030 |
21 | 5624190 |
22 | 7480980 |
23 | 9839700 |
24 | 12808575 |
25 | 16513731 |
26 | 21101328 |
27 | 26739856 |
28 | 33622600 |
29 | 41970280 |
[1,13,76,300,930,2442,5676,12012,23595,43615, 76648,129064,209508,329460,503880,751944,1097877, 1571889,2211220,3061300,4177030,5624190,7480980, 9839700,12808575,16513731,21101328,26739856, 33622600,41970280] |