n | a(n) |
---|---|
1 | 2 |
2 | 1 |
3 | 4 |
4 | 4 |
5 | 8 |
6 | 10 |
7 | 20 |
8 | 34 |
9 | 60 |
10 | 100 |
11 | 188 |
12 | 348 |
13 | 632 |
14 | 1162 |
15 | 2192 |
16 | 4114 |
17 | 7712 |
18 | 14542 |
19 | 27596 |
20 | 52480 |
21 | 99880 |
22 | 190558 |
23 | 364724 |
24 | 699248 |
25 | 1342184 |
26 | 2580796 |
27 | 4971068 |
28 | 9587560 |
29 | 18512792 |
30 | 35790376 |
31 | 69273668 |
32 | 134219794 |
33 | 260301176 |
34 | 505286416 |
35 | 981706832 |
[2,1,4,4,8,10,20,34,60,100,188,348,632,1162,2192, 4114,7712,14542,27596,52480,99880,190558,364724, 699248,1342184,2580796,4971068,9587560,18512792, 35790376,69273668,134219794,260301176,505286416, 981706832] |