n | a(n) |
---|---|
0 | 0 |
1 | 1 |
2 | 4 |
3 | 11 |
4 | 25 |
5 | 52 |
6 | 103 |
7 | 198 |
8 | 374 |
9 | 699 |
10 | 1298 |
11 | 2401 |
12 | 4431 |
13 | 8166 |
14 | 15037 |
15 | 27676 |
16 | 50924 |
17 | 93685 |
18 | 172336 |
19 | 316999 |
20 | 583077 |
21 | 1072472 |
22 | 1972611 |
23 | 3628226 |
24 | 6673378 |
25 | 12274287 |
26 | 22575966 |
27 | 41523709 |
28 | 76374043 |
29 | 140473802 |
30 | 258371641 |
31 | 475219576 |
32 | 874065112 |
33 | 1607656425 |
[0,1,4,11,25,52,103,198,374,699,1298,2401,4431, 8166,15037,27676,50924,93685,172336,316999,583077, 1072472,1972611,3628226,6673378,12274287,22575966, 41523709,76374043,140473802,258371641,475219576, 874065112,1607656425] |