| 0, 4, 7, 10, 14, 17, 20, 24, 27, 30, 34, 37, 40, 43, 47, 50, 53, 57, 60, 63, 67, 70, 73, 76, 80, 83, 86, 90, 93, 96, 100, 103, 106, 109, 113, 116, 119, 123, 126, 129, 133, 136, 139, 143, 146, 149, 152, 156, 159, 162, 166, 169, 172, 176, 179, 182, 185, 189
(list; graph; listen)
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OFFSET
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0,2
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COMMENT
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a(0)=0, a(1)=4; for n>1, a(n)=a(n-1)+4 if n is already in the sequence, a(n)=a(n-1)+3 otherwise.
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LINKS
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B. Cloitre, N. J. A. Sloane and M. J. Vandermast, Numerical analogues of Aronson's sequence, J. Integer Seqs., Vol. 6 (2003), #03.2.2.
B. Cloitre, N. J. A. Sloane and M. J. Vandermast, Numerical analogues of Aronson's sequence (math.NT/0305308)
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CROSSREFS
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Equals A080081 + 1 for n>0. Cf. A080455-A080458, A080036, A080037.
Sequence in context: A123837 A125620 A062389 this_sequence A067497 A123384 A138813
Adjacent sequences: A080597 A080598 A080599 this_sequence A080601 A080602 A080603
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KEYWORD
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nonn
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AUTHOR
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njas, Mar 23 2003
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