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A087684
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Consecutive repeating elements in sequence A006158.
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0
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1, 4, 6, 8, 10, 13, 16, 18, 21, 25, 29, 32, 34, 37, 41, 46, 48, 51, 54, 56, 57, 58, 59, 60, 61, 64, 66, 69, 73, 78, 80, 84, 87, 91, 92, 97, 100, 101, 104, 105, 108, 109, 112, 115, 117, 118, 119, 120, 121, 122, 123, 124, 125, 128, 130, 133, 137, 142, 144, 148, 151, 156
(list; graph; refs; listen; history; internal format)
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OFFSET
| 1,2
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FORMULA
| Mallows3[n] =Mallows3[Mallows3[n-3]] + Mallows3[n - Mallows3[n-3]]
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MATHEMATICA
| Mallows3[n_Integer?Positive] := Mallows3[n] =Mallows3[Mallows3[n-3]] + Mallows3[n - Mallows3[n-3]] Mallows3[0]=Mallows3[1] = Mallows3[2] = Mallows3[3] = 1 Digits=1000 a=Table[Mallows3[n], {n, 1, Digits}]; b=Table[If[a[[n]]-a[[n-1]]==0, a[[n]], 0], {n, 2, Digits}]; c=Delete[Union[b], 1]
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CROSSREFS
| Cf. A006158.
Sequence in context: A186291 A189473 A189383 * A084808 A031020 A087270
Adjacent sequences: A087681 A087682 A087683 * A087685 A087686 A087687
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KEYWORD
| nonn
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AUTHOR
| Roger L. Bagula (rlbagulatftn(AT)yahoo.com), Sep 27 2003
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