n | a(n) |
---|---|
2 | 1 |
3 | 4 |
4 | 12 |
5 | 30 |
6 | 68 |
7 | 144 |
8 | 289 |
9 | 556 |
10 | 1034 |
11 | 1868 |
12 | 3292 |
13 | 5678 |
14 | 9608 |
15 | 15984 |
16 | 26188 |
17 | 42314 |
18 | 67509 |
19 | 106460 |
20 | 166090 |
21 | 256552 |
22 | 392628 |
23 | 595696 |
24 | 896484 |
25 | 1338894 |
26 | 1985298 |
27 | 2923840 |
28 | 4278448 |
29 | 6222518 |
30 | 8997544 |
31 | 12938368 |
32 | 18507297 |
33 | 26340040 |
34 | 37307326 |
35 | 52597320 |
36 | 73825504 |
37 | 103180702 |
[1,4,12,30,68,144,289,556,1034,1868,3292,5678, 9608,15984,26188,42314,67509,106460,166090,256552, 392628,595696,896484,1338894,1985298,2923840, 4278448,6222518,8997544,12938368,18507297, 26340040,37307326,52597320,73825504,103180702] |