אנציקלופדיה של סדרות מספרים שלמים
On-Line Encyclopedia of Integer Sequences (Look-Up)
Description of the Database (or, What is the Next Term?)
What comes next after 1, 2, 4, 9, 20, 48, 115, 286, 719, ... ? (for example). This is the place to find out!
The main table is a collection of number sequences arranged in lexicographic order. The entry for each sequence gives:
the beginning of the sequence
its name or description
any references or links
any formulae
cross-references to other sequences
the name of the person who submitted it, etc
posted by שגיב פיליפ @ 9:53 PM
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