n | a(n) |
---|---|
1 | 1 |
2 | 18 |
3 | 109 |
4 | 407 |
5 | 1152 |
6 | 2723 |
7 | 5670 |
8 | 10746 |
9 | 18939 |
10 | 31504 |
11 | 49995 |
12 | 76297 |
13 | 112658 |
14 | 161721 |
15 | 226556 |
16 | 310692 |
17 | 418149 |
18 | 553470 |
19 | 721753 |
20 | 928683 |
21 | 1180564 |
22 | 1484351 |
23 | 1847682 |
24 | 2278910 |
25 | 2787135 |
26 | 3382236 |
27 | 4074903 |
28 | 4876669 |
29 | 5799942 |
30 | 6858037 |
[1,18,109,407,1152,2723,5670,10746,18939,31504, 49995,76297,112658,161721,226556,310692,418149, 553470,721753,928683,1180564,1484351,1847682, 2278910,2787135,3382236,4074903,4876669,5799942, 6858037] |