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Search: id:A115441
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| A115441 |
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Numbers n such that the square of n is the concatenation of two numbers k and k+9. |
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+0
12
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| 465, 536, 718, 822, 3428, 6573, 90907, 980202, 3636361, 6363640, 41176468, 58823533, 413533838, 426573430, 428571426, 432620009, 567379992, 571428575, 573426571, 586466163, 686261111, 725274729, 727272725, 731321308
(list; graph; listen)
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OFFSET
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1,1
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EXAMPLE
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82640_82649 = 90907^2.
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CROSSREFS
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Cf. A030467, A106497, A115430, A115427, A115438, A115439, A115440, A115442, A115443, A115444, A115445, A115446, A115447.
Adjacent sequences: A115438 A115439 A115440 this_sequence A115442 A115443 A115444
Sequence in context: A050424 A111697 A116344 this_sequence A028383 A069399 A051987
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KEYWORD
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base,nonn
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AUTHOR
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Giovanni Resta (g.resta(AT)iit.cnr.it), Jan 24 2006
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