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Search: id:A086838
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| 3, 6, 9, 13, 35, 66, 115, 145, 297, 402, 491, 521, 1217, 2166, 3397, 3591, 4641, 4829, 6810, 6829, 7978, 8705, 17676, 21165, 50722, 52884, 84763, 121344, 121482, 162070, 358839, 560596, 1463827, 1593475, 1668394, 2086707, 2164032, 2517791
(list; graph; listen)
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OFFSET
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1,1
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COMMENT
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By definition of the sequence A087045(n)+2 and A086809(n)+1 for every n > 0 are in the sequence. There are no further terms up to 200000
No more terms < 3870000. - David Wasserman (wasserma(AT)spawar.navy.mil), Mar 31 2005
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MATHEMATICA
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a[m_] := Sum[a[j], {j, 0, Mod[a[m-1], m]}]; vv={}; Do[ a[n]=If[n==0, 1, b]; v=a[n+1]; b=v; If[v==4, vv=Insert[vv, n+1, -1]; Print[vv]], {n, 0, 200000-1}]
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CROSSREFS
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Cf. A057176, A087045, A086809.
Sequence in context: A117469 A073359 A137041 this_sequence A128261 A000791 A027424
Adjacent sequences: A086835 A086836 A086837 this_sequence A086839 A086840 A086841
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KEYWORD
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nonn
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AUTHOR
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Farideh Firoozbakht (f.firoozbakht(AT)sci.ui.ac.ir), Aug 08 2003
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EXTENSIONS
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More terms from David Wasserman (wasserma(AT)spawar.navy.mil), Mar 31 2005
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