n | a(n) |
---|---|
0 | 1 |
1 | 1 |
2 | 2 |
3 | 6 |
4 | 21 |
5 | 71 |
6 | 212 |
7 | 554 |
8 | 1289 |
9 | 2725 |
10 | 5326 |
11 | 9758 |
12 | 16941 |
13 | 28107 |
14 | 44864 |
15 | 69266 |
16 | 103889 |
17 | 151913 |
18 | 217210 |
19 | 304438 |
20 | 419141 |
21 | 567855 |
22 | 758220 |
23 | 999098 |
24 | 1300697 |
25 | 1674701 |
26 | 2134406 |
27 | 2694862 |
28 | 3373021 |
29 | 4187891 |
30 | 5160696 |
31 | 6315042 |
32 | 7677089 |
33 | 9275729 |
34 | 11142770 |
35 | 13313126 |
36 | 15825013 |
37 | 18720151 |
38 | 22043972 |
[1,1,2,6,21,71,212,554,1289,2725,5326,9758,16941, 28107,44864,69266,103889,151913,217210,304438, 419141,567855,758220,999098,1300697,1674701, 2134406,2694862,3373021,4187891,5160696,6315042, 7677089,9275729,11142770,13313126,15825013, 18720151,22043972] |