|
|
|
|
|
|
by ted_dunning
454 days ago
|
|
|
That is basically the same algorithm I used. The sieve I used was only mod 10^15 but it sufficed to give the results at 10^13 in a few seconds and 10^15 in a few hours. As mentioned in another comment, the code is at: https://github.com/tdunning/EvenDigits |
|
|