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A187476
Rank transform of the sequence floor(3(n-1)/2); complement of A187477.
3
1, 2, 5, 6, 8, 10, 12, 13, 15, 17, 19, 21, 23, 24, 26, 28, 30, 32, 34, 35, 37, 39, 41, 42, 45, 46, 48, 50, 52, 54, 55, 57, 59, 61, 63, 64, 66, 68, 70, 72, 74, 75, 77, 79, 81, 83, 85, 86, 88, 90, 92, 94, 96, 97, 99, 101, 103, 104, 107, 108, 110, 112, 114, 115, 117, 119
OFFSET
1,2
COMMENTS
See A187224.
MATHEMATICA
seqA = Table[Floor[3(n-1)/2], {n, 1, 180}] (* A032766 *)
seqB = Table[n, {n, 1, 80}]; (* A000027 *)
jointRank[{seqA_, seqB_}] := {Flatten@Position[#1, {_, 1}],
Flatten@Position[#1, {_, 2}]} &[Sort@Flatten[{{#1, 1} & /@ seqA,
{#1, 2} & /@ seqB}, 1]];
limseqU = FixedPoint[jointRank[{seqA, #1[[1]]}] &, jointRank[{seqA, seqB}]][[1]] (* A187476 *)
Complement[Range[Length[seqA]], limseqU] (* A187477 *)
(* by Peter J. C. Moses, Mar 10 2011 *)
CROSSREFS
KEYWORD
nonn
AUTHOR
Clark Kimberling, Mar 10 2011
STATUS
approved