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Search: id:A115435
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| A115435 |
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Numbers n such that the concatenation of n with n-8 gives a square. |
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+0
12
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| 2137, 2892, 6369, 12217, 21964, 28233, 42312, 4978977, 9571608, 18642249, 32288908, 96039609, 200037461217, 305526508312, 570666416233, 638912248204, 996003996009, 1846991026584, 3251664327537, 4859838227992
(list; graph; listen)
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OFFSET
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1,1
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EXAMPLE
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18642249_18642241 = 43176671^2.
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CROSSREFS
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Cf. A030465, A102567, A115426, A115437, A115428, A115429, A115430, A115431, A115432, A115433, A115434, A115436, A115446.
Sequence in context: A067199 A064249 A020398 this_sequence A116095 A118576 A152963
Adjacent sequences: A115432 A115433 A115434 this_sequence A115436 A115437 A115438
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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 25 2006
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