n | a(n) |
---|---|
1 | 0 |
2 | 2 |
3 | 18 |
4 | 88 |
5 | 250 |
6 | 558 |
7 | 1078 |
8 | 1888 |
9 | 3078 |
10 | 4750 |
11 | 7018 |
12 | 10008 |
13 | 13858 |
14 | 18718 |
15 | 24750 |
16 | 32128 |
17 | 41038 |
18 | 51678 |
19 | 64258 |
20 | 79000 |
21 | 96138 |
22 | 115918 |
23 | 138598 |
24 | 164448 |
25 | 193750 |
26 | 226798 |
27 | 263898 |
28 | 305368 |
29 | 351538 |
30 | 402750 |
31 | 459358 |
32 | 521728 |
33 | 590238 |
34 | 665278 |
35 | 747250 |
36 | 836568 |
37 | 933658 |
38 | 1038958 |
[0,2,18,88,250,558,1078,1888,3078,4750,7018,10008, 13858,18718,24750,32128,41038,51678,64258,79000, 96138,115918,138598,164448,193750,226798,263898, 305368,351538,402750,459358,521728,590238,665278, 747250,836568,933658,1038958] |