n | a(n) |
---|---|
1 | 1 |
2 | 3 |
3 | 2 |
4 | 7 |
5 | 6 |
6 | 5 |
7 | 4 |
8 | 9 |
9 | 8 |
10 | 13 |
11 | 12 |
12 | 11 |
13 | 10 |
14 | 15 |
15 | 14 |
16 | 21 |
17 | 20 |
18 | 19 |
19 | 18 |
20 | 17 |
21 | 16 |
22 | 25 |
23 | 24 |
24 | 23 |
25 | 22 |
26 | 27 |
27 | 26 |
28 | 31 |
29 | 30 |
30 | 29 |
31 | 28 |
32 | 35 |
33 | 34 |
34 | 33 |
35 | 32 |
36 | 37 |
37 | 36 |
38 | 41 |
39 | 40 |
40 | 39 |
41 | 38 |
42 | 47 |
43 | 46 |
44 | 45 |
45 | 44 |
46 | 43 |
47 | 42 |
48 | 49 |
49 | 48 |
50 | 51 |
51 | 50 |
52 | 55 |
53 | 54 |
54 | 53 |
55 | 52 |
56 | 57 |
57 | 56 |
58 | 69 |
59 | 68 |
60 | 67 |
61 | 66 |
62 | 65 |
63 | 64 |
64 | 63 |
65 | 62 |
66 | 61 |
67 | 60 |
68 | 59 |
69 | 58 |
70 | 79 |
71 | 78 |
72 | 77 |
[1,3,2,7,6,5,4,9,8,13,12,11,10,15,14,21,20,19,18, 17,16,25,24,23,22,27,26,31,30,29,28,35,34,33,32, 37,36,41,40,39,38,47,46,45,44,43,42,49,48,51,50, 55,54,53,52,57,56,69,68,67,66,65,64,63,62,61,60, 59,58,79,78,77] |