n | a(n) |
---|---|
1 | 2 |
2 | 4 |
3 | 15 |
4 | 42 |
5 | 176 |
6 | 299 |
7 | 697 |
8 | 988 |
9 | 1794 |
10 | 3683 |
11 | 4526 |
12 | 7807 |
13 | 10701 |
14 | 12384 |
15 | 16262 |
16 | 23479 |
17 | 32568 |
18 | 36051 |
19 | 47972 |
20 | 57226 |
21 | 62269 |
22 | 79158 |
23 | 91964 |
24 | 113653 |
25 | 147537 |
26 | 166751 |
27 | 176954 |
28 | 198592 |
29 | 210043 |
30 | 234249 |
31 | 333502 |
32 | 366276 |
33 | 419357 |
34 | 438128 |
35 | 540423 |
36 | 562626 |
37 | 632867 |
[2,4,15,42,176,299,697,988,1794,3683,4526,7807, 10701,12384,16262,23479,32568,36051,47972,57226, 62269,79158,91964,113653,147537,166751,176954, 198592,210043,234249,333502,366276,419357,438128, 540423,562626,632867] |