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A037067 as a simple table

n a(n)
0 2
1 7
2 277
3 1777
4 47777
5 727777
6 7477777
7 77767777
8 577777777
9 1777777777
10 67777777777
11 377777777777
12 7177777777777
13 17777777777777
14 577777777777777
15 2777777777777777
16 77777767777777777
17 377777777777777777
18 2777777777777777777
19 71777777777777777777 

[2,7,277,1777,47777,727777,7477777,77767777,
 577777777,1777777777,67777777777,377777777777,
 7177777777777,17777777777777,577777777777777,
 2777777777777777,77777767777777777,
 377777777777777777,2777777777777777777,
 71777777777777777777]

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Last modified April 25 09:14 EDT 2024. Contains 371967 sequences. (Running on oeis4.)