n | a(n) |
---|---|
0 | 2 |
1 | 5 |
2 | 12 |
3 | 28 |
4 | 65 |
5 | 150 |
6 | 346 |
7 | 798 |
8 | 1840 |
9 | 4242 |
10 | 9779 |
11 | 22543 |
12 | 51967 |
13 | 119796 |
14 | 276157 |
15 | 636604 |
16 | 1467515 |
17 | 3382951 |
18 | 7798460 |
19 | 17977197 |
20 | 41441465 |
21 | 95531857 |
22 | 220222323 |
23 | 507661769 |
24 | 1170274058 |
25 | 2697743762 |
26 | 6218903474 |
27 | 14335965099 |
28 | 33047609788 |
29 | 76182140871 |
30 | 175616894078 |
[2,5,12,28,65,150,346,798,1840,4242,9779,22543, 51967,119796,276157,636604,1467515,3382951, 7798460,17977197,41441465,95531857,220222323, 507661769,1170274058,2697743762,6218903474, 14335965099,33047609788,76182140871,175616894078] |