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A199756 as a simple table

n a(n)
0 7
1 67
2 727
3 7987
4 87847
5 966307
6 10629367
7 116923027
8 1286153287
9 14147686147
10 155624547607
11 1711870023667
12 18830570260327
13 207136272863587
14 2278499001499447
15 25063489016493907
16 275698379181432967
17 3032682170995762627

[7,67,727,7987,87847,966307,10629367,116923027,
 1286153287,14147686147,155624547607,1711870023667,
 18830570260327,207136272863587,2278499001499447,
 25063489016493907,275698379181432967,
 3032682170995762627]

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Last modified March 28 22:04 EDT 2024. Contains 371254 sequences. (Running on oeis4.)