A143376 - cp's OEIS frontend

A143376 Triangle read by rows: T(n,k) is the number of unordered pairs of vertices at distance k in the cube Q_n of dimension n (1 <= k <= n).

n	a(n)
1	1
2	4
3	2
4	12
5	12
6	4
7	32
8	48
9	32
10	8
11	80
12	160
13	160
14	80
15	16
16	192
17	480
18	640
19	480
20	192
21	32
22	448
23	1344
24	2240
25	2240
26	1344
27	448
28	64
29	1024
30	3584
31	7168
32	8960
33	7168
34	3584
35	1024
36	128
37	2304
38	9216
39	21504
40	32256
41	32256
42	21504
43	9216
44	2304
45	256
46	5120
47	23040
48	61440
49	107520

[1, 4, 2, 12, 12, 4, 32, 48, 32, 8, 80, 160, 160, 80, 16, 192, 480, 640, 480, 192, 32, 448, 1344, 2240, 2240, 1344, 448, 64, 1024, 3584, 7168, 8960, 7168, 3584, 1024, 128, 2304, 9216, 21504, 32256, 32256, 21504, 9216, 2304, 256, 5120, 23040, 61440, 107520]

cp's OEIS Frontend

A143376 Triangle read by rows: T(n,k) is the number of unordered pairs of vertices at distance k in the cube Q_n of dimension n (1 <= k <= n).

Table of values

List of values