Nth FizzBuzz by tails

:
s/[1-9]/-&-----/g
y/123456789/012345678/
t
s/-\{8\}/=/
s/-\(0=*\)/\1----------/
t
s/=\(\|---\|------\?\)$//
:3
s/=/<<123456789=01>/
s/\(.\)<.*\1\(=*.\).*>-*/\2/
t3

Note that non-ascii characters in the above source code will be escaped (such as \x9f).

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