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A335124 Minimum part of the n-th reversed integer partition in Abramowitz-Stegun order; a(0) = 0. 7

%I #9 Sep 22 2023 08:57:20

%S 0,1,2,1,3,1,1,4,1,2,1,1,5,1,2,1,1,1,1,6,1,2,3,1,1,2,1,1,1,1,7,1,2,3,

%T 1,1,1,2,1,1,1,1,1,1,1,8,1,2,3,4,1,1,1,2,2,1,1,1,1,2,1,1,1,1,1,1,1,9,

%U 1,2,3,4,1,1,1,1,2,2,3,1,1,1,1,1,2,1,1,1,1,1,1,1,1,1,1,1,1

%N Minimum part of the n-th reversed integer partition in Abramowitz-Stegun order; a(0) = 0.

%C The ordering of reversed partitions is first by sum, then by length, and finally lexicographically. The version for non-reversed partitions is A335123.

%H OEIS Wiki, <a href="http://oeis.org/wiki/Orderings of partitions">Orderings of partitions</a>

%H Wikiversity, <a href="https://en.wikiversity.org/wiki/Lexicographic_and_colexicographic_order">Lexicographic and colexicographic order</a>

%F a(n) = A055396(A185974(n)).

%e Triangle begins:

%e 0

%e 1

%e 2 1

%e 3 1 1

%e 4 1 2 1 1

%e 5 1 2 1 1 1 1

%e 6 1 2 3 1 1 2 1 1 1 1

%e 7 1 2 3 1 1 1 2 1 1 1 1 1 1 1

%e 8 1 2 3 4 1 1 1 2 2 1 1 1 1 2 1 1 1 1 1 1 1

%t Table[If[n==0,{0},Min/@Sort[Reverse/@IntegerPartitions[n]]],{n,0,8}]

%Y Row lengths are A000041.

%Y Partition minima of A036036.

%Y The length of the same partition is A036043.

%Y The maximum of the same partition is A049085.

%Y The number of distinct parts in the same partition is A103921.

%Y The Heinz number of the same partition is A185974.

%Y The version for non-reversed partitions is A335123.

%Y Lexicographically ordered reversed partitions are A026791.

%Y Partitions in (sum/length/colex) order are A036037.

%Y Partitions in opposite Abramowitz-Stegun (sum/length/revlex) order are A334439.

%Y Cf. A124734, A193073, A334301, A334302, A334433, A334435.

%K nonn,tabf

%O 0,3

%A _Gus Wiseman_, May 24 2020

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Last modified August 18 00:17 EDT 2024. Contains 375255 sequences. (Running on oeis4.)