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A050063
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a(n)=a(n-1)+a(m), where m=2n-2-2^(p+1) and 2^p<n-1<=2^(p+1), for n >= 4.
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11
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1, 3, 2, 5, 10, 13, 18, 31, 62, 65, 70, 83, 114, 179, 262, 441, 882, 885, 890, 903, 934, 999, 1082, 1261, 1702, 2587, 3490, 4489, 5750, 8337, 12826, 21163, 42326, 42329, 42334, 42347, 42378, 42443, 42526, 42705, 43146, 44031
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OFFSET
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1,2
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LINKS
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MATHEMATICA
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Fold[Append[#1, #1[[-1]] + #1[[#2]]] &, {1, 3, 2}, Flatten@Table[2 k, {n, 5}, {k, 2^n}]] (* Ivan Neretin, Sep 07 2015 *)
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CROSSREFS
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Cf. A050027, A050031, A050035, A050039, A050043, A050047, A050051, A050055, A050059, A050067, A050071 (similar, but with different initial conditions).
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KEYWORD
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nonn
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AUTHOR
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STATUS
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approved
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