n | a(n) |
---|---|
0 | 1 |
1 | 16 |
2 | 100 |
3 | 399 |
4 | 1218 |
5 | 3108 |
6 | 6972 |
7 | 14190 |
8 | 26763 |
9 | 47476 |
10 | 80080 |
11 | 129493 |
12 | 202020 |
13 | 305592 |
14 | 450024 |
15 | 647292 |
16 | 911829 |
17 | 1260840 |
18 | 1714636 |
19 | 2296987 |
20 | 3035494 |
21 | 3961980 |
22 | 5112900 |
23 | 6529770 |
24 | 8259615 |
25 | 10355436 |
26 | 12876696 |
27 | 15889825 |
28 | 19468744 |
29 | 23695408 |
[1,16,100,399,1218,3108,6972,14190,26763,47476, 80080,129493,202020,305592,450024,647292,911829, 1260840,1714636,2296987,3035494,3961980,5112900, 6529770,8259615,10355436,12876696,15889825, 19468744,23695408] |