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A356202
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a(n) is the second component y of the distance vector (x,y), x >= y >= 0, between two nodes of an infinite square lattice of one-ohm resistors, such that the resistance R between the two nodes is as close as possible to n ohms, i.e., abs(R - n) is minimized. x is A356201(n).
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4
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0, 2, 8, 606, 24881, 903855, 18345919, 303176603, 7423167971, 247828120179, 6034957650107, 7948827377158
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OFFSET
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0,2
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COMMENTS
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If more than one solution exists, the one maximizing x and minimizing y is chosen.
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LINKS
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EXAMPLE
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PROG
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(PARI) \\ using the function Rsqlatt(R) from program file linked in A356201
for (k=0, 11, print1(Rsqlatt(k)[2], ", ")) \\ Hugo Pfoertner, Sep 09 2022
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CROSSREFS
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KEYWORD
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nonn,hard,more
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AUTHOR
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EXTENSIONS
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STATUS
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approved
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