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A163390
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Numbers n such that n^3 can be represented as sum of (at least two) consecutive squares.
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47, 65, 921, 2161, 2820, 12284, 13156, 16761, 18340, 43500, 61721, 63765, 64605, 66317, 99359, 116180
(list; graph; refs; listen; history; internal format)
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OFFSET
| 1,1
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FORMULA
| a(n)= (A136312(n))^(1/3). [From R. J. Mathar (mathar(AT)strw.leidenuniv.nl), Aug 02 2009]
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EXAMPLE
| a(1) = 47 as 47^3 = 103823 = 22^2 + 23^2 + 24^2 + ... + 68^2
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CROSSREFS
| Sequence in context: A043958 A099591 A046048 * A023303 A106874 A023331
Adjacent sequences: A163387 A163388 A163389 * A163391 A163392 A163393
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KEYWORD
| nonn
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AUTHOR
| Gaurav Kumar (gaurav.kumar.cse06(AT)itbhu.ac.in), Jul 26 2009
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EXTENSIONS
| a(6)-a(14) from Donovan Johnson (donovan.johnson(AT)yahoo.com), Feb 02 2011
a(15)-a(16) from Donovan Johnson (donovan.johnson(AT)yahoo.com), Jun 12 2011
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