n | a(n) |
---|---|
0 | 5 |
1 | 15 |
2 | 40 |
3 | 100 |
4 | 236 |
5 | 535 |
6 | 1175 |
7 | 2515 |
8 | 5270 |
9 | 10846 |
10 | 21980 |
11 | 43950 |
12 | 86850 |
13 | 169840 |
14 | 329042 |
15 | 632135 |
16 | 1205205 |
17 | 2281925 |
18 | 4293270 |
19 | 8030558 |
20 | 14940700 |
21 | 27659095 |
22 | 50968455 |
23 | 93518940 |
24 | 170905555 |
25 | 311159365 |
26 | 564521620 |
27 | 1020800470 |
28 | 1840124050 |
29 | 3307314163 |
30 | 5927828905 |
[5,15,40,100,236,535,1175,2515,5270,10846,21980, 43950,86850,169840,329042,632135,1205205,2281925, 4293270,8030558,14940700,27659095,50968455, 93518940,170905555,311159365,564521620,1020800470, 1840124050,3307314163,5927828905] |