Random beats a system
Every combination in a fair draw has exactly the same chance, so no line is smarter
than another. The draw uses your browser’s cryptographic random source with
rejection sampling, so each number in the range is equally likely, with no drift toward
the low end the way a naive modulo would give you.
The odds, plainly
These are the chances of matching every number in a single line, for the formats built
into the presets.
Numbers that large stop carrying meaning, so here is one that does. Playing a single
Powerball line every week, the jackpot would take on average around five and a half
million years. The Keno figure is for matching all ten, which is why real keno pays out
on partial matches instead.
Why a random line is still worth taking
Not because it improves your odds. It cannot, and nothing can. It changes who you
share with. People pick birthdays, so the numbers 1 to 31 are heavily over-played, and
lines that make a shape on the slip get chosen by thousands of people at once. A line
with high numbers and no pattern is worth exactly the same going in and rather more
coming out, because fewer people will be holding it.
Playing sensibly
A lottery is entertainment with a negative expected return, and that is true of every
line, every format and every week, no matter how the numbers were chosen. Decide what the
evening is worth to you before you buy, and treat anything that comes back as a surprise
rather than a plan.
If it stops feeling like entertainment, most operators offer deposit limits and
self-exclusion, and national helplines exist in most countries. This page is a random
number generator, not advice to play.