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Template:Sequence of the Day for January 11
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Intended for: January 11, 2013
Timetable
- First draft entered by M. F. Hasler on January 3, 2013 ✓
- Draft reviewed by Alonso del Arte on January 3, 2013 ✓
- Draft approved by Charles R Greathouse IV on January 3, 2013 ✓
Yesterday's SOTD * Tomorrow's SOTD
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A130111: Rearrangement* of natural numbers such that each five terms sum up to a perfect square.
- { 1, 2, 3, 4, 6, 5, 7, 8, 9, 20, 10, 11, 12, 13, 18, 14, 15, 16, 17, 19, 21, 22, 23, 24, 31, ... }
a (n), n = 1, 2, 3, ... |
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* “Rearrangement” means that every natural number appears and no number can occur twice.