First ever user: peppy (of course) - https://osu.ppy.sh/users/2
First ever bot: BanchoBot - https://osu.ppy.sh/users/3
The numbers 4-100 redirect to the error page, the next users page would be 101
First ever user (besides peppy): darkcl - https://osu.ppy.sh/users/101
First ever osu!musician: nekodex - https://osu.ppy.sh/users/102
First ever Elite Mapper: Behonkiss - https://osu.ppy.sh/users/106
First ever banned user (i think): https://osu.ppy.sh/users/111
First ever bot: BanchoBot - https://osu.ppy.sh/users/3
The numbers 4-100 redirect to the error page, the next users page would be 101
First ever user (besides peppy): darkcl - https://osu.ppy.sh/users/101
First ever osu!musician: nekodex - https://osu.ppy.sh/users/102
First ever Elite Mapper: Behonkiss - https://osu.ppy.sh/users/106
First ever banned user (i think): https://osu.ppy.sh/users/111