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A069966
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(Sum of digits of n)^6 - (sum of digits^6 of n).
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0
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0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 62, 664, 3366, 11528, 31030, 70992, 144494, 269296, 468558, 0, 664, 3968, 14832, 42496, 101960, 215424, 413728, 737792, 1240056, 0, 3366, 14832, 45198, 112824, 245790, 484056, 881622, 1508688, 2453814, 0, 11528
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OFFSET
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0,12
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COMMENTS
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a(n) = 0 iff n is a single-digit number or is a power of ten times a single-digit number.
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LINKS
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MATHEMATICA
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f[n_] := Plus @@ IntegerDigits[n]^6 - Plus @@ (IntegerDigits[n]^6); Table[ f[n], {n, 0, 100}]
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CROSSREFS
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KEYWORD
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base,easy,nonn
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AUTHOR
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STATUS
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approved
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