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A090979 From the sequence of natural numbers, go on deleting n smallest multiples of n (>n) not deleted earlier; a(n) = the largest number deleted. 1

%I #3 Dec 05 2013 19:56:45

%S 2,6,15,24,40,60,70,112,135,180,165,276,247,378,420,480,408,648,513,

%T 800,819,946,782,1248,1125,1378,1404,1596,1189,1950,1364,2176,2079,

%U 2414,2415,2880,1998,3002,3081,3640,2460,3948,2709,4180,4320,4416,3196,5376

%N From the sequence of natural numbers, go on deleting n smallest multiples of n (>n) not deleted earlier; a(n) = the largest number deleted.

%Y Cf. A090980.

%K nonn,easy

%O 1,1

%A _Amarnath Murthy_, Jan 23 2004

%E More terms from Sam Handler (sam_5_5_5_0(AT)yahoo.com), Jul 23 2004

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Last modified April 18 22:18 EDT 2024. Contains 371782 sequences. (Running on oeis4.)