n | a(n) |
---|---|
6 | 1 |
7 | 6 |
8 | 261 |
9 | 1890 |
10 | 52022 |
11 | 455231 |
12 | 11174035 |
13 | 116105272 |
14 | 2810232512 |
15 | 34036483163 |
16 | 844691910962 |
17 | 11731978216291 |
18 | 303637667232802 |
19 | 4769379288424677 |
20 | 129700918311614279 |
21 | 2277005590881369266 |
22 | 65261900211279910831 |
23 | 1267764017301809851710 |
24 | 38324737795523150842616 |
[1,6,261,1890,52022,455231,11174035,116105272, 2810232512,34036483163,844691910962, 11731978216291,303637667232802,4769379288424677, 129700918311614279,2277005590881369266, 65261900211279910831,1267764017301809851710, 38324737795523150842616] |