n | a(n) |
---|---|
1 | 0 |
2 | 7 |
3 | 70 |
4 | 97 |
5 | 700 |
6 | 970 |
7 | 997 |
8 | 7000 |
9 | 9700 |
10 | 9747 |
11 | 9970 |
12 | 9997 |
13 | 70000 |
14 | 70997 |
15 | 75997 |
16 | 97000 |
17 | 97470 |
18 | 99700 |
19 | 99970 |
20 | 99997 |
21 | 700000 |
22 | 709970 |
23 | 709997 |
24 | 759970 |
25 | 759997 |
26 | 970000 |
27 | 974700 |
28 | 997000 |
29 | 999700 |
30 | 999970 |
31 | 999997 |
32 | 7000000 |
33 | 7050497 |
34 | 7099700 |
35 | 7099970 |
36 | 7099997 |
37 | 7450497 |
38 | 7599700 |
39 | 7599970 |
40 | 7599997 |
41 | 9700000 |
42 | 9747000 |
43 | 9970000 |
44 | 9979757 |
45 | 9997000 |
[0,7,70,97,700,970,997,7000,9700,9747,9970,9997, 70000,70997,75997,97000,97470,99700,99970,99997, 700000,709970,709997,759970,759997,970000,974700, 997000,999700,999970,999997,7000000,7050497, 7099700,7099970,7099997,7450497,7599700,7599970, 7599997,9700000,9747000,9970000,9979757,9997000] |