A212148 - cp's OEIS frontend

A212148 Triangular array: T(n,k) is the number of k-element subsets S of {1,...,n} such that mean(S) is not equal to median(S).

n	a(n)
1	0
2	0
3	0
4	0
5	0
6	0
7	0
8	0
9	2
10	0
11	0
12	0
13	6
14	2
15	0
16	0
17	0
18	14
19	8
20	4
21	0
22	0
23	0
24	26
25	22
26	16
27	4
28	0
29	0
30	0
31	44
32	48
33	46
34	20
35	6
36	0
37	0
38	0
39	68
40	92
41	108
42	66
43	30
44	6
45	0
46	0
47	0
48	100
49	160
50	222
51	174
52	106
53	36
54	8
55	0
56	0
57	0
58	140
59	260
60	414
61	396
62	298
63	142
64	48
65	8
66	0
67	0
68	0
69	190
70	400
71	720
72	810
73	728
74	440

[0, 0, 0, 0, 0, 0, 0, 0, 2, 0, 0, 0, 6, 2, 0, 0, 0, 14, 8, 4, 0, 0, 0, 26, 22, 16, 4, 0, 0, 0, 44, 48, 46, 20, 6, 0, 0, 0, 68, 92, 108, 66, 30, 6, 0, 0, 0, 100, 160, 222, 174, 106, 36, 8, 0, 0, 0, 140, 260, 414, 396, 298, 142, 48, 8, 0, 0, 0, 190, 400, 720, 810, 728, 440]

cp's OEIS Frontend

A212148 Triangular array: T(n,k) is the number of k-element subsets S of {1,...,n} such that mean(S) is not equal to median(S).

Table of values

List of values

n	a(n)
1	0
2	0
3	0
4	0
5	0
6	0
7	0
8	0
9	2
10	0
11	0
12	0
13	6
14	2
15	0
16	0
17	0
18	14
19	8
20	4
21	0
22	0
23	0
24	26
25	22
26	16
27	4
28	0
29	0
30	0
31	44
32	48
33	46
34	20
35	6
36	0
37	0
38	0
39	68
40	92
41	108
42	66
43	30
44	6
45	0
46	0
47	0
48	100
49	160
50	222
51	174
52	106
53	36
54	8
55	0
56	0
57	0
58	140
59	260
60	414
61	396
62	298
63	142
64	48
65	8
66	0
67	0
68	0
69	190
70	400
71	720
72	810
73	728
74	440

n	a(n)
1	0
2	0
3	0
4	0
5	0
6	0
7	0
8	0
9	2
10	0
11	0
12	0
13	6
14	2
15	0
16	0
17	0
18	14
19	8
20	4
21	0
22	0
23	0
24	26
25	22
26	16
27	4
28	0
29	0
30	0
31	44
32	48
33	46
34	20
35	6
36	0
37	0
38	0
39	68
40	92
41	108
42	66
43	30
44	6
45	0
46	0
47	0
48	100
49	160
50	222
51	174
52	106
53	36
54	8
55	0
56	0
57	0
58	140
59	260
60	414
61	396
62	298
63	142
64	48
65	8
66	0
67	0
68	0
69	190
70	400
71	720
72	810
73	728
74	440

n	a(n)
1	0
2	0
3	0
4	0
5	0
6	0
7	0
8	0
9	2
10	0
11	0
12	0
13	6
14	2
15	0
16	0
17	0
18	14
19	8
20	4
21	0
22	0
23	0
24	26
25	22
26	16
27	4
28	0
29	0
30	0
31	44
32	48
33	46
34	20
35	6
36	0
37	0
38	0
39	68
40	92
41	108
42	66
43	30
44	6
45	0
46	0
47	0
48	100
49	160
50	222
51	174
52	106
53	36
54	8
55	0
56	0
57	0
58	140
59	260
60	414
61	396
62	298
63	142
64	48
65	8
66	0
67	0
68	0
69	190
70	400
71	720
72	810
73	728
74	440