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A322134 Regular tetrangle where T(n,k,i) is the number of unlabeled connected multiset partitions of weight n with k vertices and i edges. 0
1, 0, 0, 1, 0, 0, 0, 1, 1, 1, 0, 0, 0, 0, 1, 1, 1, 1, 1, 1, 0, 0, 0, 0, 0, 1, 2, 1, 1, 2, 4, 2, 1, 2, 1, 0, 0, 0, 0, 0, 0, 1, 2, 2, 1, 1, 2, 7, 6, 2, 2, 6, 4, 1, 2, 1, 0, 0, 0, 0, 0, 0, 0, 1, 3, 3, 2, 1, 1, 3, 14, 17, 9, 3, 3, 17, 18, 7, 2, 9, 7, 1, 3, 1, 0, 0 (list; graph; refs; listen; history; text; internal format)
OFFSET
0,27
LINKS
EXAMPLE
Tetrangle begins:
1
.
0 0
1
.
0 0 0
1 1
1
.
0 0 0 0
1 1 1
1 1
1
.
0 0 0 0 0
1 2 1 1
2 4 2
1 2
1
.
0 0 0 0 0 0
1 2 2 1 1
2 7 6 2
2 6 4
1 2
1
.
0 0 0 0 0 0 0
1 3 3 2 1 1
3 14 17 9 3
3 17 18 7
2 9 7
1 3
1
.
0 0 0 0 0 0 0 0
1 3 4 3 2 1 1
3 20 33 24 11 3
4 33 59 35 10
3 24 35 14
2 11 10
1 3
1
CROSSREFS
Triangle sums are A007718.
Sequence in context: A127309 A097853 A160266 * A023504 A157905 A356718
KEYWORD
nonn,tabf
AUTHOR
Gus Wiseman, Nov 27 2018
STATUS
approved

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Last modified March 28 05:39 EDT 2024. Contains 371235 sequences. (Running on oeis4.)