n | a(n) |
---|---|
0 | 1 |
1 | 1 |
2 | 1 |
3 | 1 |
4 | 1 |
5 | 4 |
6 | 14 |
7 | 34 |
8 | 69 |
9 | 496 |
10 | 2896 |
11 | 11056 |
12 | 33661 |
13 | 349504 |
14 | 2856944 |
15 | 14873104 |
16 | 60376809 |
17 | 819786496 |
18 | 8615785216 |
19 | 56814228736 |
20 | 288294050521 |
21 | 4835447317504 |
22 | 62112775514624 |
23 | 495812444583424 |
24 | 3019098162602349 |
25 | 60283564499562496 |
26 | 915153344223809536 |
27 | 8575634961418940416 |
28 | 60921822444067346581 |
29 | 1411083019275488149504 |
30 | 24716980773496372066304 |
[1,1,1,1,1,4,14,34,69,496,2896,11056,33661,349504, 2856944,14873104,60376809,819786496,8615785216, 56814228736,288294050521,4835447317504, 62112775514624,495812444583424,3019098162602349, 60283564499562496,915153344223809536, 8575634961418940416,60921822444067346581, 1411083019275488149504,24716980773496372066304] |