n | a(n) |
---|---|
0 | 1 |
1 | 1 |
2 | 2 |
3 | 3 |
4 | 10 |
5 | 20 |
6 | 58 |
7 | 129 |
8 | 456 |
9 | 1134 |
10 | 3548 |
11 | 9794 |
12 | 33807 |
13 | 96578 |
14 | 306887 |
15 | 967425 |
16 | 3255598 |
17 | 10137930 |
18 | 32871380 |
19 | 110954830 |
20 | 371459199 |
21 | 1212221590 |
22 | 4058086695 |
23 | 14072357534 |
24 | 47559861357 |
25 | 159489386798 |
26 | 550988433164 |
27 | 1927971427275 |
28 | 6601530164918 |
29 | 22631882518193 |
30 | 79913196165907 |
31 | 280987658710751 |
32 | 973663407984038 |
[1,1,2,3,10,20,58,129,456,1134,3548,9794,33807, 96578,306887,967425,3255598,10137930,32871380, 110954830,371459199,1212221590,4058086695, 14072357534,47559861357,159489386798,550988433164, 1927971427275,6601530164918,22631882518193, 79913196165907,280987658710751,973663407984038] |