>>125

やってみたけど、

$ test=({1..300000})
$ echo $test[270000]
270000
$ echo $ZSH_VERSION
5.0.0
$ uname -a
Darwin thyme.local 12.2.1 Darwin Kernel Version 12.2.1:
Thu Oct 18 16:32:48 PDT 2012;
root:xnu-2050.20.9~2/RELEASE_X86_64 x86_64 i386 MacBookAir5,2 Darwin