n | a(n) |
---|---|
0 | 1 |
1 | 72 |
2 | 1062 |
3 | 6696 |
4 | 26316 |
5 | 77688 |
6 | 189810 |
7 | 405720 |
8 | 785304 |
9 | 1408104 |
10 | 2376126 |
11 | 3816648 |
12 | 5885028 |
13 | 8767512 |
14 | 12684042 |
15 | 17891064 |
16 | 24684336 |
17 | 33401736 |
18 | 44426070 |
19 | 58187880 |
20 | 75168252 |
21 | 95901624 |
22 | 120978594 |
23 | 151048728 |
24 | 186823368 |
25 | 229078440 |
26 | 278657262 |
27 | 336473352 |
28 | 403513236 |
[1,72,1062,6696,26316,77688,189810,405720,785304, 1408104,2376126,3816648,5885028,8767512,12684042, 17891064,24684336,33401736,44426070,58187880, 75168252,95901624,120978594,151048728,186823368, 229078440,278657262,336473352,403513236] |