n | a(n) |
---|---|
0 | 1 |
1 | 5 |
2 | 5 |
3 | 21 |
4 | 101 |
5 | 501 |
6 | 2505 |
7 | 12505 |
8 | 62521 |
9 | 312601 |
10 | 1563001 |
11 | 7815005 |
12 | 39075005 |
13 | 195375021 |
14 | 976875101 |
15 | 4884375501 |
16 | 24421877505 |
17 | 122109387505 |
18 | 610546937521 |
19 | 3052734687601 |
20 | 15263673438001 |
21 | 76318367190005 |
22 | 381591835950005 |
23 | 1907959179750021 |
24 | 9539795898750101 |
25 | 47698979493750501 |
26 | 238494897468752505 |
27 | 1192474487343762505 |
28 | 5962372436718812521 |
29 | 29811862183594062601 |
[1,5,5,21,101,501,2505,12505,62521,312601,1563001, 7815005,39075005,195375021,976875101,4884375501, 24421877505,122109387505,610546937521, 3052734687601,15263673438001,76318367190005, 381591835950005,1907959179750021,9539795898750101, 47698979493750501,238494897468752505, 1192474487343762505,5962372436718812521, 29811862183594062601] |