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 A097052 First occurrence of n in A096036 or 0 if n does not appear. 1
 1, 2, 5, 7, 19, 17, 25, 29, 0, 73, 65, 67, 99, 97, 113, 121, 0, 0, 301, 289, 0, 257, 265, 277, 393, 401, 421, 385, 451, 449, 481, 497, 0, 0, 0, 0, 0, 1201, 1161, 1153, 0, 0, 1025, 1033, 1059, 1057, 1105, 1129, 0, 1569, 1613, 1601, 1681, 1697, 1537, 1541, 1801, 1825 (list; graph; refs; listen; history; text; internal format)
 OFFSET 1,2 COMMENTS Not appearing in A096036 are 9, 17, 18, 21, 33, 34, 35, 36, 37, 41, 42, 49, 65, 66, 67, 68, 69, 70, 71, 72, 73, 74, 75, 77, 81, 82, 83, 84, 85, 97, 98, 105, ...,. LINKS Table of n, a(n) for n=1..58. FORMULA A096036: a(n)= ceiling(n/a(ceiling(n/2))) with a(1) = 1. MATHEMATICA a[1] = 1; a[n_] := a[n] = Ceiling[ n / a[ Ceiling[n/2]]]; t = Table[ a[n], {n, 2000}]; b[n_] := Block[{p = Position[t, n, 1, 1]}, If[p == {}, 0, p]]; Flatten[ Table[ b[n], {n, 60}]] CROSSREFS Cf. A096036. Sequence in context: A341322 A173929 A173299 * A102937 A045358 A128005 Adjacent sequences: A097049 A097050 A097051 * A097053 A097054 A097055 KEYWORD nonn AUTHOR Reinhard Zumkeller and Robert G. Wilson v, Jul 21 2004 STATUS approved

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Last modified May 20 01:45 EDT 2024. Contains 372703 sequences. (Running on oeis4.)