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A187351 Rank transform of the sequence floor(n/sqrt(2)); complement of A187352. 2
1, 2, 4, 5, 7, 8, 9, 11, 13, 14, 15, 17, 19, 20, 22, 23, 25, 26, 27, 29, 30, 32, 34, 35, 36, 38, 39, 40, 42, 44, 45, 46, 48, 50, 51, 52, 54, 55, 57, 59, 60, 61, 63, 65, 66, 67, 69, 70, 71, 73, 75, 76, 78, 79, 80, 82, 84, 86, 87, 88, 90, 91, 92, 94, 95, 97, 99, 100, 101, 103, 104 (list; graph; refs; listen; history; text; internal format)
OFFSET
1,2
COMMENTS
See A187224.
LINKS
MATHEMATICA
seqA=Table[Floor[n(2^(-1/2))], {n, 1, 220}] (* A049472 *)
seqB=Table[n, {n, 1, 220}]; (* 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]] (* A187351 *)
Complement[Range[Length[seqA]], limseqU] (* A187352 *)
(* by Peter J. C. Moses, Mar 07 2011 *)
CROSSREFS
Sequence in context: A001951 A039046 A187683 * A026451 A050106 A345917
KEYWORD
nonn
AUTHOR
Clark Kimberling, Mar 08 2011
STATUS
approved

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Last modified June 14 02:53 EDT 2024. Contains 373392 sequences. (Running on oeis4.)