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Rank of (Pi+1)*n when all the numbers Pi*j and (Pi+1)*k, for j>=1, k>=1, are jointly ranked.
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%I #4 Sep 27 2017 21:21:03

%S 2,4,6,9,11,13,16,18,20,23,25,27,30,32,34,37,39,41,44,46,48,51,53,55,

%T 57,60,62,64,67,69,71,74,76,78,81,83,85,88,90,92,95,97,99,102,104,106,

%U 108,111,113,115,118,120,122,125,127,129,132,134,136,139,141

%N Rank of (Pi+1)*n when all the numbers Pi*j and (Pi+1)*k, for j>=1, k>=1, are jointly ranked.

%H Clark Kimberling, <a href="/A292649/b292649.txt">Table of n, a(n) for n = 1..1000</a>

%t z = 120; r = Pi; s = Pi+1;

%t Table[n + Floor[n*r/s], {n, 1, z}] (* A292648 *)

%t Table[n + Floor[n*s/r], {n, 1, z}] (* A292649 *)

%Y Cf. A292648 (complement).

%K nonn,easy

%O 1,1

%A _Clark Kimberling_, Sep 26 2017