n | a(n) |
---|---|
7 | 1 |
8 | 7 |
9 | 35 |
10 | 155 |
11 | 649 |
12 | 2640 |
13 | 10569 |
14 | 41926 |
15 | 165425 |
16 | 650658 |
17 | 2554607 |
18 | 10020277 |
19 | 39287173 |
20 | 154022930 |
21 | 603919164 |
22 | 2368601685 |
23 | 9293159292 |
24 | 36476745510 |
25 | 143239635450 |
26 | 562744102479 |
27 | 2211876507387 |
28 | 8697839966552 |
29 | 34218338900591 |
[1,7,35,155,649,2640,10569,41926,165425,650658, 2554607,10020277,39287173,154022930,603919164, 2368601685,9293159292,36476745510,143239635450, 562744102479,2211876507387,8697839966552, 34218338900591] |