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A137601
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a(n) is the smallest number m such that pi(m)+sigma(m)=n*m.
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0
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OFFSET
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1,2
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COMMENTS
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Next term is greater than 135*10^7.
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LINKS
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EXAMPLE
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a(3)=3902496 because pi(3902496)+sigma(3902496)=3*3902496 and 3902496 is the smallest such number.
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CROSSREFS
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KEYWORD
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hard,more,nonn,less,bref
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AUTHOR
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STATUS
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approved
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