n | a(n) |
---|---|
1 | 21 |
2 | 127 |
3 | 83 |
4 | 202 |
5 | 291 |
6 | 597 |
7 | 1217 |
8 | 2767 |
9 | 6147 |
10 | 14940 |
11 | 34846 |
12 | 84947 |
13 | 210191 |
14 | 538910 |
15 | 1368999 |
16 | 3502960 |
17 | 8990885 |
18 | 23400795 |
19 | 61220178 |
20 | 160733766 |
21 | 422311782 |
22 | 1114702509 |
23 | 2954914697 |
24 | 7862464520 |
25 | 20960436098 |
26 | 55991586940 |
27 | 149902307803 |
[21,127,83,202,291,597,1217,2767,6147,14940,34846, 84947,210191,538910,1368999,3502960,8990885, 23400795,61220178,160733766,422311782,1114702509, 2954914697,7862464520,20960436098,55991586940, 149902307803] |