n | a(n) |
---|---|
1 | 0 |
2 | 4 |
3 | 22 |
4 | 86 |
5 | 236 |
6 | 560 |
7 | 1148 |
8 | 2172 |
9 | 3792 |
10 | 6292 |
11 | 9922 |
12 | 15106 |
13 | 22204 |
14 | 31808 |
15 | 44408 |
16 | 60792 |
17 | 81600 |
18 | 107844 |
19 | 140334 |
20 | 180334 |
21 | 228844 |
22 | 287408 |
23 | 357236 |
24 | 440180 |
25 | 537680 |
26 | 651924 |
27 | 784602 |
28 | 938266 |
29 | 1114876 |
30 | 1317376 |
31 | 1548016 |
32 | 1810160 |
33 | 2106368 |
34 | 2440452 |
[0,4,22,86,236,560,1148,2172,3792,6292,9922,15106, 22204,31808,44408,60792,81600,107844,140334, 180334,228844,287408,357236,440180,537680,651924, 784602,938266,1114876,1317376,1548016,1810160, 2106368,2440452] |