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A096122
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a(n) is the exponent of 2 in x = 2^m*5^n, where x = b(n)-b(n-1) and b(n) and b(n-1) are consecutive terms in A050649.
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0
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OFFSET
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2,2
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LINKS
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EXAMPLE
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a(3) = 2: b(3)-b(2) = 2512-12 = 2500; 2500 = 2^2*5^4, hence a(3)=2.
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CROSSREFS
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KEYWORD
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nonn
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AUTHOR
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STATUS
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approved
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