%I #10 Oct 25 2021 08:25:58
%S 1,2,3,4,2,5,2,6,3,2,7,3,2,8,4,2,2,9,4,3,2,10,5,3,2,2,11,5,3,2,2,12,6,
%T 4,3,2,2,13,6,4,3,2,2,14,7,4,3,2,2,2,15,7,5,3,3,2,2,16,8,5,4,3,2,2,2,
%U 17,8,5,4,3,2,2,2,18,9,6,4,3,3,2,2,2,19,9,6,4,3,3,2,2,2,20,10,6,5,4,3
%N Irregular triangle T(n,k) = floor(n/k) for k = 1, 2, ..., floor(n/2) for n>=2 and T(1,1)=1.
%C This triangle is obtained by deleting from A010766 all 1's except for the first.
%C Row sums: A075995.
%e Irregular triangle starts:
%e 1
%e 2
%e 3
%e 4 2
%e 5 2
%e 6 3 2
%Y Cf. A010766, A075995.
%K nonn,tabf
%O 1,2
%A _Clark Kimberling_, Sep 28 2002
%E Edited by _Georg Fischer_, Oct 25 2021
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