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The minimal size of a partition lambda of n such that every partition of n with at most 6 parts can be obtained by coalescing the parts of lambda.
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%I #13 Apr 10 2021 20:29:41

%S 1,2,3,4,5,6,6,7,7,8,8,9,9,9,10,10,10,11,11,11,11,12,12,12,12,12,13,

%T 13,13,13,13,13,14,14,14,14,14,14,14,15,15,15,15,15,15,15,15,16,16,16,

%U 16,16,16,16,16,16,16,17,17,17,17,17,17,17,17,17,17,17,17,18,18,18,18,18,18,18,18,18,18,18,18,18,18

%N The minimal size of a partition lambda of n such that every partition of n with at most 6 parts can be obtained by coalescing the parts of lambda.

%H Bo Jones and John Gunnar Carlsson, <a href="https://arxiv.org/abs/1909.09363">Minimum size generating partitions and their application to demand fulfillment optimization problems</a>, arXiv:1909.09363 [math.CO], 2019.

%F Let L(n,k) be the analogous quantity if 6 is changed to k. Then L(n,k) = 1 + L(floor(n*(k-1)/k), k) with L(0,k) = 0.

%Y Cf. A327704 (k=4), A327705 (k=5), A327707 (k=7), A327708 (k=8).

%K nonn

%O 1,2

%A _Bo Jones_, Oct 31 2019