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A115440
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Numbers n such that the square of n is the concatenation of two numbers k and k+8.
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11
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7747, 8021, 33294318, 66705683, 98000201, 340465755425, 476452552745, 523547447256, 659534244576, 866013200681, 998000002001, 3695104677080134, 3755782995538768, 4198081170077531, 4803478892324966, 5196521107675035
(list; graph; refs; listen; history; internal format)
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OFFSET
| 1,1
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EXAMPLE
| 6001_6009 = 7747^2.
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CROSSREFS
| Cf. A030467, A106497, A115429, A115427, A115438, A115439, A115441, A115442, A115443, A115444, A115445, A115446, A115447.
Sequence in context: A031676 A031586 A116335 * A028538 A123990 A176375
Adjacent sequences: A115437 A115438 A115439 * A115441 A115442 A115443
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KEYWORD
| base,nonn
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AUTHOR
| Giovanni Resta (g.resta(AT)iit.cnr.it), Jan 24 2006
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