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A217412
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7-adic valuation of A217410.
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2
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10, 9, 34, 8, 20, 7, 8, 8, 15, 14, 1, 26, 39, 20, 6, 57, 949
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internal format)
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OFFSET
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1,1
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COMMENTS
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These are the values s for numbers of the form (3^r)*(7^s) in the main sequence.
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LINKS
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EXAMPLE
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A217410(1)=(3^37)*(7^10), so this sequence's first term is 10.
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CROSSREFS
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KEYWORD
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nonn,base,less
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AUTHOR
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STATUS
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approved
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