n | a(n) |
---|---|
0 | 1 |
1 | 5 |
2 | 15 |
3 | 42 |
4 | 101 |
5 | 231 |
6 | 490 |
7 | 1002 |
8 | 1958 |
9 | 3718 |
10 | 6842 |
11 | 12310 |
12 | 21637 |
13 | 37338 |
14 | 63261 |
15 | 105558 |
16 | 173525 |
17 | 281589 |
18 | 451276 |
19 | 715220 |
20 | 1121505 |
21 | 1741630 |
22 | 2679689 |
23 | 4087968 |
24 | 6185689 |
25 | 9289091 |
26 | 13848650 |
27 | 20506255 |
28 | 30167357 |
29 | 44108109 |
30 | 64112359 |
31 | 92669720 |
32 | 133230930 |
33 | 190569292 |
[1,5,15,42,101,231,490,1002,1958,3718,6842,12310, 21637,37338,63261,105558,173525,281589,451276, 715220,1121505,1741630,2679689,4087968,6185689, 9289091,13848650,20506255,30167357,44108109, 64112359,92669720,133230930,190569292] |