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Search: id:A126276
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| A126276 |
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Moment of inertia of all magic cubes of order n. |
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+0
3
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OFFSET
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2,1
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LINKS
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Peter Loly, The invariance of the moment of inertia of magic squares, Mathematical Gazette 88(March 2004):151-153
Ivars Peterson, Magic Square Physics. Science News online, Jul 01, 2006; Vol. 170, No. 1
Adam Rogers and Peter Loly, Rotational sorcery: The inertial properties of magic squares and cubes. Canadian Undergraduate Physics Journal 3(No. 2):25, 2005.
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FORMULA
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a(n) = (n^3)*(n^3 + 1)*(n^2 - 1)/12.
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CROSSREFS
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Cf. A126276.
Sequence in context: A027405 A116176 A035023 this_sequence A035277 A011906 A133401
Adjacent sequences: A126273 A126274 A126275 this_sequence A126277 A126278 A126279
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KEYWORD
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easy,nonn
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AUTHOR
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Jonathan Vos Post (jvospost2(AT)yahoo.com), Dec 23 2006
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