n | a(n) |
---|---|
11 | 1 |
12 | 5 |
13 | 22 |
14 | 70 |
15 | 200 |
16 | 497 |
17 | 1144 |
18 | 2424 |
19 | 4862 |
20 | 9225 |
21 | 16796 |
22 | 29372 |
23 | 49742 |
24 | 81686 |
25 | 130750 |
26 | 204248 |
27 | 312455 |
28 | 468611 |
29 | 690690 |
30 | 1001400 |
31 | 1430715 |
32 | 2015871 |
33 | 2804880 |
34 | 3856528 |
35 | 5245125 |
36 | 7060508 |
37 | 9414328 |
38 | 12440056 |
39 | 16301164 |
[1,5,22,70,200,497,1144,2424,4862,9225,16796, 29372,49742,81686,130750,204248,312455,468611, 690690,1001400,1430715,2015871,2804880,3856528, 5245125,7060508,9414328,12440056,16301164] |