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A113886
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Finite recursive sequence with a(n) = a(a(n-2)) + a(n-a(n-1)).
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3
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1, 1, 2, 2, 4, 3, 6, 3, 9, 3, 6, 5, 9, 7, 6, 6, 12, 9, 12, 6, 15, 12, 12, 14, 15, 12, 12, 15, 16, 13, 21, 13, 18, 13, 24, 12, 30, 12, 33, 15, 25, 18, 27, 24, 30, 21, 33, 18, 34, 18, 42, 15, 39, 12, 42, 16, 52, 15, 63
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OFFSET
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0,3
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LINKS
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FORMULA
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a(n) = a(a(n-2)) + a(n-a(n-1)), a(0) = a(1) = 1.
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MATHEMATICA
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a[n_] := a[n] = a[a[n - 2]] + a[n - a[n - 1]] a[0] = a[1] = 1; Table[a[n], {n, 0, 58}]
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CROSSREFS
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KEYWORD
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easy,fini,full,nonn
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AUTHOR
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Josh Locker (joshlocker(AT)gmail.com), Jan 28 2006
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STATUS
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approved
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