n | a(n) |
---|---|
1 | 2 |
2 | 3 |
3 | 4 |
4 | 5 |
5 | 7 |
6 | 9 |
7 | 44 |
8 | 47 |
9 | 49 |
10 | 54 |
11 | 55 |
12 | 57 |
13 | 59 |
14 | 74 |
15 | 75 |
16 | 77 |
17 | 79 |
18 | 95 |
19 | 97 |
20 | 99 |
21 | 444 |
22 | 445 |
23 | 447 |
24 | 449 |
25 | 454 |
26 | 455 |
27 | 457 |
28 | 459 |
29 | 474 |
30 | 477 |
31 | 479 |
32 | 494 |
33 | 497 |
34 | 499 |
35 | 544 |
36 | 545 |
37 | 547 |
38 | 549 |
39 | 554 |
40 | 555 |
41 | 557 |
42 | 559 |
43 | 574 |
44 | 575 |
45 | 577 |
46 | 579 |
47 | 594 |
48 | 595 |
49 | 597 |
50 | 599 |
51 | 744 |
52 | 745 |
53 | 747 |
54 | 749 |
55 | 754 |
56 | 755 |
57 | 757 |
58 | 759 |
59 | 774 |
60 | 775 |
61 | 777 |
62 | 779 |
63 | 794 |
64 | 795 |
65 | 797 |
66 | 799 |
[2,3,4,5,7,9,44,47,49,54,55,57,59,74,75,77,79,95, 97,99,444,445,447,449,454,455,457,459,474,477,479, 494,497,499,544,545,547,549,554,555,557,559,574, 575,577,579,594,595,597,599,744,745,747,749,754, 755,757,759,774,775,777,779,794,795,797,799] |