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On-Line Encyclopedia of Integer Sequences

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Visit this site: http://oeis.org/

Author:The OEIS Foundation Inc.
Description: Before publishing that new sequence you have just found, you might want to check here to see if it's already been discovered. Directions for how to look up a sequence in the table, abbreviations used, sending in a new sequence; how to look up a reference or search for a word; puzzle sequences, classic sequences, hot sequences. Version available in French.

Levels: High School (9-12), College
Languages: English, French
Resource Types: Problems/Puzzles, Dictionaries, Glossaries, Thesauri
Math Topics: Number Sense/About Numbers, Sequences and Series, Number Theory, Computer Science

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