n | a(n) |
---|---|
0 | 0 |
1 | 1 |
2 | 4 |
3 | 9 |
4 | 21 |
5 | 40 |
6 | 79 |
7 | 138 |
8 | 250 |
9 | 415 |
10 | 707 |
11 | 1126 |
12 | 1836 |
13 | 2837 |
14 | 4466 |
15 | 6723 |
16 | 10290 |
17 | 15167 |
18 | 22672 |
19 | 32805 |
20 | 48071 |
21 | 68470 |
22 | 98610 |
23 | 138491 |
24 | 196474 |
25 | 272559 |
26 | 381540 |
27 | 523417 |
28 | 724042 |
29 | 983415 |
30 | 1345848 |
31 | 1811341 |
32 | 2454994 |
33 | 3276807 |
34 | 4402076 |
35 | 5830801 |
36 | 7769950 |
37 | 10219523 |
38 | 13516934 |
[0,1,4,9,21,40,79,138,250,415,707,1126,1836,2837, 4466,6723,10290,15167,22672,32805,48071,68470, 98610,138491,196474,272559,381540,523417,724042, 983415,1345848,1811341,2454994,3276807,4402076, 5830801,7769950,10219523,13516934] |