n | a(n) |
---|---|
1 | 15 |
2 | 28 |
3 | 88 |
4 | 245 |
5 | 396 |
6 | 979 |
7 | 1505 |
8 | 3421 |
9 | 44567 |
10 | 62377 |
11 | 225638 |
12 | 307077 |
13 | 415910 |
14 | 1006279 |
15 | 4059132 |
16 | 6924325 |
17 | 66615465 |
18 | 107240563 |
19 | 135624475 |
20 | 270973120 |
21 | 425688314 |
22 | 663855038 |
23 | 1581563676 |
24 | 2417635935 |
25 | 2982269752 |
26 | 3673314756 |
27 | 4517918038 |
28 | 5548822508 |
29 | 8335344604 |
30 | 15194335989 |
[15,28,88,245,396,979,1505,3421,44567,62377, 225638,307077,415910,1006279,4059132,6924325, 66615465,107240563,135624475,270973120,425688314, 663855038,1581563676,2417635935,2982269752, 3673314756,4517918038,5548822508,8335344604, 15194335989] |