The OEIS Foundation is supported by donations from users of the OEIS and by a grant from the Simons Foundation.

 Hints (Greetings from The On-Line Encyclopedia of Integer Sequences!)
 A225037 Decimal expansion of the number Sum_{n>=1} ksexp(n,3/2)^(-1). 0
 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 (list; constant; graph; refs; listen; history; text; internal format)
 OFFSET 1,2 COMMENTS The function 'ksexp' is the n-base Kneser tetration, see references below. REFERENCES Hellmuth Kneser, Reelle analytische LĂ¶sungen 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 EXAMPLE 1.687635215119112465518894... PROG (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))); CROSSREFS Sequence in context: A092294 A097668 A133748 * A157852 A327839 A088608 Adjacent sequences:  A225034 A225035 A225036 * A225038 A225039 A225040 KEYWORD nonn,cons,more AUTHOR Balarka Sen, Apr 25 2013 STATUS approved

Lookup | Welcome | Wiki | Register | Music | Plot 2 | Demos | Index | Browse | More | WebCam
Contribute new seq. or comment | Format | Style Sheet | Transforms | Superseeker | Recent
The OEIS Community | Maintained by The OEIS Foundation Inc.

Last modified June 5 12:47 EDT 2020. Contains 334840 sequences. (Running on oeis4.)