A059050 - cp's OEIS frontend

A059050 Number of 7-element ordered T_0-antichains on an unlabeled n-set; T_1-hypergraphs on 7 labeled nodes with n (not necessarily empty) distinct hyperedges (n=0,1,...,128).

n	a(n)
0	0
1	0
2	0
3	0
4	0
5	20580
6	9106440
7	1058272828
8	56671435220
9	1819138009252
10	40526220292026
11	685404291322800
12	9333711208757096
13	106588763704012184
14	1051025434717631806
15	9144977489478933912
16	71381946761468630363

[0, 0, 0, 0, 0, 20580, 9106440, 1058272828, 56671435220, 1819138009252, 40526220292026, 685404291322800, 9333711208757096, 106588763704012184, 1051025434717631806, 9144977489478933912, 71381946761468630363]

cp's OEIS Frontend

A059050 Number of 7-element ordered T_0-antichains on an unlabeled n-set; T_1-hypergraphs on 7 labeled nodes with n (not necessarily empty) distinct hyperedges (n=0,1,...,128).

Table of values

List of values