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A204094 as a simple table

n a(n)
0 0
1 7
2 70
3 77
4 700
5 707
6 770
7 777
8 7000
9 7007
10 7070
11 7077
12 7700
13 7707
14 7770
15 7777
16 70000
17 70007
18 70070
19 70077
20 70700
21 70707
22 70770
23 70777
24 77000
25 77007
26 77070
27 77077
28 77700
29 77707
30 77770
31 77777
32 700000
33 700007
34 700070
35 700077
36 700700
37 700707
38 700770
39 700777

[0,7,70,77,700,707,770,777,7000,7007,7070,7077,
 7700,7707,7770,7777,70000,70007,70070,70077,70700,
 70707,70770,70777,77000,77007,77070,77077,77700,
 77707,77770,77777,700000,700007,700070,700077,
 700700,700707,700770,700777]

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Last modified April 18 18:58 EDT 2024. Contains 371781 sequences. (Running on oeis4.)