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A060835
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Least number of the form x^2 + y^3 (x, y positive) in n ways.
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3
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2, 17, 1737, 1025, 92025, 3375900, 5472225, 35964225, 930860225, 1000837225, 4979585600, 38515961025, 88154795025, 203947076025, 88813460025, 5684061441600, 77806025000000, 64745012358225
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OFFSET
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1,1
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COMMENTS
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10^14 < a(19) <= 4143680790926400. a(20) <= 203947076025000000. a(21) <= 56720592225000000. a(22) <= 6936693633907329600. [From Donovan Johnson, May 30 2010]
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LINKS
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FORMULA
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a(3) = 1737 because 1737 = 3^2 + 12^3 = 35^2 + 8^3 = 39^2 + 6^3.
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CROSSREFS
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KEYWORD
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nonn
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AUTHOR
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EXTENSIONS
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STATUS
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approved
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