A369526 - cp's OEIS frontend

A369526 Table read by upward antidiagonals: T(n,k) = number of nonempty subsets of {1..n} for which the average is the k-th power of an integer.

n	a(n)
1	1
2	2
3	1
4	5
5	1
6	1
7	8
8	1
9	1
10	1
11	15
12	2
13	1
14	1
15	1
16	26
17	4
18	1
19	1
20	1
21	1
22	45
23	10
24	1
25	1
26	1
27	1
28	1
29	76
30	20
31	1
32	1
33	1
34	1
35	1
36	1
37	135
38	26
39	1
40	1
41	1
42	1
43	1
44	1
45	1
46	238
47	31
48	2
49	1
50	1
51	1
52	1
53	1
54	1
55	1
56	425
57	35
58	4
59	1
60	1
61	1
62	1
63	1
64	1
65	1
66	1
67	768
68	41
69	10
70	1
71	1
72	1
73	1
74	1
75	1
76	1
77	1
78	1

[1, 2, 1, 5, 1, 1, 8, 1, 1, 1, 15, 2, 1, 1, 1, 26, 4, 1, 1, 1, 1, 45, 10, 1, 1, 1, 1, 1, 76, 20, 1, 1, 1, 1, 1, 1, 135, 26, 1, 1, 1, 1, 1, 1, 1, 238, 31, 2, 1, 1, 1, 1, 1, 1, 1, 425, 35, 4, 1, 1, 1, 1, 1, 1, 1, 1, 768, 41, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1]

cp's OEIS Frontend

A369526 Table read by upward antidiagonals: T(n,k) = number of nonempty subsets of {1..n} for which the average is the k-th power of an integer.

Table of values

List of values

n	a(n)
1	1
2	2
3	1
4	5
5	1
6	1
7	8
8	1
9	1
10	1
11	15
12	2
13	1
14	1
15	1
16	26
17	4
18	1
19	1
20	1
21	1
22	45
23	10
24	1
25	1
26	1
27	1
28	1
29	76
30	20
31	1
32	1
33	1
34	1
35	1
36	1
37	135
38	26
39	1
40	1
41	1
42	1
43	1
44	1
45	1
46	238
47	31
48	2
49	1
50	1
51	1
52	1
53	1
54	1
55	1
56	425
57	35
58	4
59	1
60	1
61	1
62	1
63	1
64	1
65	1
66	1
67	768
68	41
69	10
70	1
71	1
72	1
73	1
74	1
75	1
76	1
77	1
78	1

n	a(n)
1	1
2	2
3	1
4	5
5	1
6	1
7	8
8	1
9	1
10	1
11	15
12	2
13	1
14	1
15	1
16	26
17	4
18	1
19	1
20	1
21	1
22	45
23	10
24	1
25	1
26	1
27	1
28	1
29	76
30	20
31	1
32	1
33	1
34	1
35	1
36	1
37	135
38	26
39	1
40	1
41	1
42	1
43	1
44	1
45	1
46	238
47	31
48	2
49	1
50	1
51	1
52	1
53	1
54	1
55	1
56	425
57	35
58	4
59	1
60	1
61	1
62	1
63	1
64	1
65	1
66	1
67	768
68	41
69	10
70	1
71	1
72	1
73	1
74	1
75	1
76	1
77	1
78	1

n	a(n)
1	1
2	2
3	1
4	5
5	1
6	1
7	8
8	1
9	1
10	1
11	15
12	2
13	1
14	1
15	1
16	26
17	4
18	1
19	1
20	1
21	1
22	45
23	10
24	1
25	1
26	1
27	1
28	1
29	76
30	20
31	1
32	1
33	1
34	1
35	1
36	1
37	135
38	26
39	1
40	1
41	1
42	1
43	1
44	1
45	1
46	238
47	31
48	2
49	1
50	1
51	1
52	1
53	1
54	1
55	1
56	425
57	35
58	4
59	1
60	1
61	1
62	1
63	1
64	1
65	1
66	1
67	768
68	41
69	10
70	1
71	1
72	1
73	1
74	1
75	1
76	1
77	1
78	1