A192017 - cp's OEIS frontend

A192017 Triangle read by rows: T(n,k) is the number of unordered pairs of nodes at distance k in the Fibonacci tree of order n (1<=k<=n; entries in row n are the coefficients of the corresponding Wiener polynomial).

n	a(n)
1	1
2	2
3	1
4	4
5	4
6	2
7	7
8	10
9	9
10	2
11	12
12	21
13	27
14	15
15	3
16	20
17	40
18	65
19	57
20	25
21	3
22	33
23	72
24	138
25	163
26	114
27	37
28	4
29	54
30	125
31	270
32	394
33	378
34	206
35	54
36	4
37	88
38	212
39	500
40	854
41	1033
42	796
43	354
44	74
45	5
46	143
47	354
48	891
49	1716
50	2479
51	2463
52	1571
53	574
54	100
55	5
56	232
57	585
58	1545
59	3265
60	5424
61	6559
62	5469
63	2917
64	896
65	130
66	6

[1, 2, 1, 4, 4, 2, 7, 10, 9, 2, 12, 21, 27, 15, 3, 20, 40, 65, 57, 25, 3, 33, 72, 138, 163, 114, 37, 4, 54, 125, 270, 394, 378, 206, 54, 4, 88, 212, 500, 854, 1033, 796, 354, 74, 5, 143, 354, 891, 1716, 2479, 2463, 1571, 574, 100, 5, 232, 585, 1545, 3265, 5424, 6559, 5469, 2917, 896, 130, 6]

cp's OEIS Frontend

A192017 Triangle read by rows: T(n,k) is the number of unordered pairs of nodes at distance k in the Fibonacci tree of order n (1<=k<=n; entries in row n are the coefficients of the corresponding Wiener polynomial).

Table of values

List of values