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A026166 For n >= 2, let h=[ (n-1)/2 ], L=n-h, R=n+h; then a(L)=n if a(L) not yet defined, else a(R)=n; thus |a(n)-n|=[ (1/2)*(a(n)-1) ]. +0
12
1, 2, 4, 3, 8, 10, 5, 6, 16, 7, 20, 22, 9, 26, 28, 11, 12, 34, 13, 14, 40, 15, 44, 46, 17, 18, 52, 19, 56, 58, 21, 62, 64, 23, 24, 70, 25, 74, 76, 27, 80, 82, 29, 30, 88, 31, 32, 94, 33, 98, 100, 35, 36, 106, 37, 38, 112, 39, 116, 118, 41, 42 (list; graph; listen)
OFFSET

1,2

CROSSREFS

Sequence in context: A048767 A163511 A129593 this_sequence A077624 A077632 A021045

Adjacent sequences: A026163 A026164 A026165 this_sequence A026167 A026168 A026169

KEYWORD

nonn

AUTHOR

Clark Kimberling (ck6(AT)evansville.edu)

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Last modified December 8 08:31 EST 2009. Contains 170430 sequences.


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