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User:Ryohei Miyadera
From OeisWiki
I am a high school teacher who are doing the research of mathematics with my students. I and my students have published many articles in math magazines. Please look for my name in google or yahoo. I have got a Ph.D. in math and a Ph.D. in math education. I am a serious runner who is at the top of over 55 years old age group in our prefecture.