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A325533 Difference sequence of A325443. 3
3, 1, 2, 3, 3, 4, 2, 3, 1, 2, 3, 1, 2, 2, 4, 3, 1, 2, 3, 3, 3, 1, 2, 3, 3, 3, 1, 2, 2, 2, 2, 3, 1, 2, 3, 3, 4, 2, 3, 1, 2, 3, 1, 2, 3, 3, 3, 1, 2, 3, 1, 2, 4, 2, 3, 3, 3, 1, 2, 2, 4, 3, 1, 2, 3, 3, 4, 2, 3, 1, 2, 3, 1, 2, 2, 4, 3, 1, 2, 3, 3, 4, 2, 3, 3, 3 (list; graph; refs; listen; history; text; internal format)
OFFSET
1,1
COMMENTS
See A325417 for a guide to related sequences. Conjecture: every term is in {1,2,3,4}.
LINKS
MATHEMATICA
a = {1}; Do[AppendTo[a, NestWhile[# + 1 &, Last[a] + 1, Apply[Or,
Map[MemberQ[a, #] &, Select[Flatten[{(#+1)/2, #/3}],
IntegerQ]]] &]], {20000}]; a; (* A315442 *)
c = Complement[Range[Last[a]], a] ; (* A325443 *)
Differences[a] (* A325532 *)
Differences[c] (* A325533 *)
(* Peter J. C. Moses, Apr 23 2019 *)
CROSSREFS
Sequence in context: A322850 A337566 A106601 * A110030 A211948 A021766
KEYWORD
nonn,easy
AUTHOR
Clark Kimberling, May 07 2019
STATUS
approved

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Last modified May 21 08:56 EDT 2024. Contains 372733 sequences. (Running on oeis4.)