A232055 - cp's OEIS frontend

A232055 Triangular array read by rows: T(n,k) is the number of forests of rooted labeled trees such that the vertex labeled with 1 is in a component (rooted tree) of size k, n>=1, 1<=k<=n.

n	a(n)
1	1
2	1
3	2
4	3
5	4
6	9
7	16
8	18
9	27
10	64
11	125
12	128
13	162
14	256
15	625
16	1296
17	1250
18	1440
19	1920
20	3125
21	7776
22	16807
23	15552
24	16875
25	20480
26	28125
27	46656
28	117649
29	262144
30	235298
31	244944
32	280000
33	350000
34	489888
35	823543
36	2097152

[1, 1, 2, 3, 4, 9, 16, 18, 27, 64, 125, 128, 162, 256, 625, 1296, 1250, 1440, 1920, 3125, 7776, 16807, 15552, 16875, 20480, 28125, 46656, 117649, 262144, 235298, 244944, 280000, 350000, 489888, 823543, 2097152]

cp's OEIS Frontend

A232055 Triangular array read by rows: T(n,k) is the number of forests of rooted labeled trees such that the vertex labeled with 1 is in a component (rooted tree) of size k, n>=1, 1<=k<=n.

Table of values

List of values