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A032273
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Shifts left 2 places under "DIJ" (bracelet, indistinct, labeled) transform.
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3
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1, 1, 1, 2, 5, 18, 92, 628, 5338, 53927, 627608, 8245257, 120542045, 1939926385, 34071346198, 648413562908, 13291025909948, 291921277586304, 6839533725684092, 170267930301293824, 4488220562839214752, 124883326887085347926, 3657771136861125837350
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OFFSET
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1,4
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LINKS
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PROG
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(PARI) DIJ(p)={(p + p^2/2 - log(1-p))/2}
seq(n)={my(p=x+O(x*x^(n%2))); for(i=1, n\2, p=intformal(1 + intformal(1 + DIJ(p)))); Vec(serlaplace(p))} \\ Andrew Howroyd, Sep 19 2018
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CROSSREFS
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KEYWORD
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nonn,eigen
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AUTHOR
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EXTENSIONS
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STATUS
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approved
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