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A079334
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Numbers n such that n divides tau(n) and n+1 divides tau(n+1), where tau(n)=A000594(n) is Ramanujan's tau function; i.e. n and n+1 are in A063938.
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1
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1, 2, 3, 4, 5, 6, 7, 8, 9, 14, 15, 20, 24, 27, 35, 48, 49, 63, 80, 90, 91, 125, 160, 161, 224, 440, 728, 735, 2024, 2400, 2744, 4095, 4374, 12879, 13824, 20735, 30624
(list; graph; refs; listen; history; internal format)
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