n | a(n) |
---|---|
0 | 1 |
1 | 1 |
2 | 2 |
3 | 5 |
4 | 12 |
5 | 41 |
6 | 53 |
7 | 306 |
8 | 665 |
9 | 15601 |
10 | 31867 |
11 | 79335 |
12 | 111202 |
13 | 190537 |
14 | 10590737 |
15 | 10781274 |
16 | 53715833 |
17 | 171928773 |
18 | 225644606 |
19 | 397573379 |
20 | 6189245291 |
21 | 6586818670 |
22 | 65470613321 |
23 | 137528045312 |
24 | 753110839881 |
25 | 5409303924479 |
26 | 6162414764360 |
[1,1,2,5,12,41,53,306,665,15601,31867,79335, 111202,190537,10590737,10781274,53715833, 171928773,225644606,397573379,6189245291, 6586818670,65470613321,137528045312,753110839881, 5409303924479,6162414764360] |