A225037 Decimal expansion of the number Sum_{n>=1} ksexp(n,3/2)^(-1).
1, 6, 8, 7, 6, 3, 5, 2, 1, 5, 1, 1, 9, 1, 1, 2, 4, 6, 5, 5, 1, 8, 8, 9, 4, 9, 7, 2, 8, 2, 4, 3
Offset: 1
Examples
1.687635215119112465518894...
References
- Hellmuth Kneser, Reelle analytische Lösungen der Gleichung phi(phi(x))=e^x und verwandter Funktionalgleichungen. J. Reine Angew. Math., 187 (1949), 56-67.
- H. Trappmann & D. Kouznetsov, Uniqueness of Holomorphic Superlogarithms (2009)
Links
- Sheldon Levenstein, Fast accurate Kneser superexponential algorithm
Programs
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PARI
\\ Download the algorithm for ksexp (see the link) \r kneserquiet.gp; \\ Load the algorithm b(i)=init(i); sexp(3/2) return(1+sumalt(i=1,1/b(i)));
Comments