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Search: id:A068165
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| A068165 |
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Smallest square formed from n by inserting/placing necessary digits in it. |
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+0
5
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| 1, 25, 36, 4, 25, 16, 576, 81, 9, 100, 121, 121, 1369, 144, 1156, 16, 1764, 1089, 169, 2025, 121, 225, 2304, 324, 25, 256, 2704, 289, 289, 2304, 361, 324, 3136, 324, 3025, 36, 3721, 3481, 1369, 400, 441, 4225, 4356, 144, 4225, 4096, 4761, 484, 49, 2500
(list; graph; listen)
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OFFSET
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1,2
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EXAMPLE
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Smallest square formed from 20 is 2025, by placing 25 on the right side. Smallest square formed from 33 is 3136, by inserting a 1 between 3's, and placing a 6.
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CROSSREFS
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A091873 gives square roots.
Sequence in context: A046423 A039457 A031366 this_sequence A086935 A077689 A018796
Adjacent sequences: A068162 A068163 A068164 this_sequence A068166 A068167 A068168
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KEYWORD
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base,easy,nonn
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AUTHOR
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Amarnath Murthy (amarnath_murthy(AT)yahoo.com), Feb 25 2002
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EXTENSIONS
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Corrected and extended by Ray Chandler (rayjchandler(AT)sbcglobal.net), Oct 11 2003
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