n | a(n) |
---|---|
0 | 0 |
1 | 3 |
2 | 11 |
3 | 47 |
4 | 210 |
5 | 985 |
6 | 4821 |
7 | 24427 |
8 | 126726 |
9 | 669432 |
10 | 3588148 |
11 | 19453038 |
12 | 106460872 |
13 | 587176205 |
14 | 3259873268 |
15 | 18200088376 |
16 | 102107048666 |
17 | 575281018454 |
18 | 3253321522134 |
19 | 18459252891532 |
20 | 105048100696856 |
21 | 599403542263094 |
22 | 3428437672359713 |
23 | 19652744592040804 |
24 | 112879982373565581 |
25 | 649538196329702877 |
26 | 3743885544339750283 |
27 | 21612949469350359942 |
28 | 124947894360104092955 |
[0,3,11,47,210,985,4821,24427,126726,669432, 3588148,19453038,106460872,587176205,3259873268, 18200088376,102107048666,575281018454, 3253321522134,18459252891532,105048100696856, 599403542263094,3428437672359713, 19652744592040804,112879982373565581, 649538196329702877,3743885544339750283, 21612949469350359942,124947894360104092955] |