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User:Rafael Castro Couto
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http://raf.hns.to/ Rua José Rascão n35 ap202A São Pedro da Aldeia, RJ - Brazil rafaelcastrocouto@gmail.com
This site is supported by donations to The OEIS Foundation.
http://raf.hns.to/ Rua José Rascão n35 ap202A São Pedro da Aldeia, RJ - Brazil rafaelcastrocouto@gmail.com