n | a(n) |
---|---|
0 | 1 |
1 | 1 |
2 | 2 |
3 | 4 |
4 | 11 |
5 | 31 |
6 | 102 |
7 | 342 |
8 | 1213 |
9 | 4361 |
10 | 16016 |
11 | 59348 |
12 | 222117 |
13 | 836315 |
14 | 3166852 |
15 | 12042620 |
16 | 45967479 |
17 | 176005709 |
18 | 675759564 |
19 | 2600672458 |
20 | 10029832754 |
21 | 38753710486 |
22 | 149990133774 |
23 | 581393603996 |
24 | 2256710139346 |
25 | 8770547818956 |
26 | 34125389919850 |
27 | 132919443189544 |
28 | 518232001761434 |
29 | 2022337118015338 |
30 | 7898574056034636 |
31 | 30873421455729728 |
[1,1,2,4,11,31,102,342,1213,4361,16016,59348, 222117,836315,3166852,12042620,45967479,176005709, 675759564,2600672458,10029832754,38753710486, 149990133774,581393603996,2256710139346, 8770547818956,34125389919850,132919443189544, 518232001761434,2022337118015338,7898574056034636, 30873421455729728] |