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 A287395 Indices of records in A286720. 0
 1, 2, 11, 14, 19, 131, 270, 299, 1906, 6551, 8448, 110476, 120698, 274190, 360430 (list; graph; refs; listen; history; text; internal format)
 OFFSET 1,2 COMMENTS The records for the numbers of fractions are 4, 6, 8, 10, 12, 14, 16, 18, 22, 24, 26, 28, 30, 32, 34, ... LINKS MATHEMATICA odd[n_]:=If[OddQ[n], n, n+1]; a={}; amax=0; n=1; While[Length[a]<25, lst={}; k=2n/(2n+1); s1=0; While[k>0, s2=odd[Ceiling[1/k]]; If[s2==s1, s2+=2]; AppendTo[lst, s2]; k=k-1/s2; s1=s2]; len=Length[lst]; If[len>amax, amax=len; a=AppendTo[a, n]]; n++]; a CROSSREFS Cf. A228136, A286720. Sequence in context: A299531 A106660 A130288 * A031192 A283930 A034039 Adjacent sequences:  A287392 A287393 A287394 * A287396 A287397 A287398 KEYWORD nonn,more AUTHOR Amiram Eldar, May 30 2017 STATUS approved

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Last modified June 17 17:12 EDT 2019. Contains 324196 sequences. (Running on oeis4.)