Re^4: Numerically generate the perl sequence 1, 11, 111, ....

[JavaFan]

in reply to Re^3: Numerically generate the perl sequence 1, 11, 111, ....
in thread Generate the perl sequence 1, 11, 111, ....

One interesting and useful sequence that springs to mind is:

 2, 3, 5, 7, 11, 13, ...  # Prime numbers.

but with neither differences, nor ratios could one continue the sequence.

[moritz]

... nor can it be efficiently computed, which is why I'd leave it out.