What phone?
What browser?
Cleared phone cache?
Same thing happen on Main / Ascended / NewGrounds / Quantum? (Depending on what you play)
Are you using saved login credentials? (Auto fill)
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According to the login records, you are using a wrong password 8 of the last 20 times you tried to log in and 14 times in the last couple of days. It makes sense that these would be your phone attempts.
I suggest you update the password you have saved on your phone. Good luck!