A338737 - cp's OEIS frontend

A338737 Triangle read by rows: T(n,k) is the number of sum-free subsets of {1..n} with cardinality k for 1 <= k <= n.

n	a(n)
1	1
2	2
3	0
4	3
5	2
6	0
7	4
8	4
9	0
10	0
11	5
12	8
13	2
14	0
15	0
16	6
17	12
18	5
19	0
20	0
21	0
22	7
23	18
24	14
25	2
26	0
27	0
28	0
29	8
30	24
31	24
32	4
33	0
34	0
35	0
36	0
37	9
38	32
39	45
40	19
41	2
42	0
43	0
44	0
45	0
46	10
47	40
48	65
49	32
50	3
51	0
52	0
53	0
54	0
55	0
56	11
57	50
58	100
59	72
60	17
61	2
62	0
63	0
64	0
65	0
66	0
67	12
68	60
69	137
70	121
71	35
72	3
73	0
74	0
75	0
76	0
77	0
78	0

[1, 2, 0, 3, 2, 0, 4, 4, 0, 0, 5, 8, 2, 0, 0, 6, 12, 5, 0, 0, 0, 7, 18, 14, 2, 0, 0, 0, 8, 24, 24, 4, 0, 0, 0, 0, 9, 32, 45, 19, 2, 0, 0, 0, 0, 10, 40, 65, 32, 3, 0, 0, 0, 0, 0, 11, 50, 100, 72, 17, 2, 0, 0, 0, 0, 0, 12, 60, 137, 121, 35, 3, 0, 0, 0, 0, 0, 0]

cp's OEIS Frontend

A338737 Triangle read by rows: T(n,k) is the number of sum-free subsets of {1..n} with cardinality k for 1 <= k <= n.

Table of values

List of values

n	a(n)
1	1
2	2
3	0
4	3
5	2
6	0
7	4
8	4
9	0
10	0
11	5
12	8
13	2
14	0
15	0
16	6
17	12
18	5
19	0
20	0
21	0
22	7
23	18
24	14
25	2
26	0
27	0
28	0
29	8
30	24
31	24
32	4
33	0
34	0
35	0
36	0
37	9
38	32
39	45
40	19
41	2
42	0
43	0
44	0
45	0
46	10
47	40
48	65
49	32
50	3
51	0
52	0
53	0
54	0
55	0
56	11
57	50
58	100
59	72
60	17
61	2
62	0
63	0
64	0
65	0
66	0
67	12
68	60
69	137
70	121
71	35
72	3
73	0
74	0
75	0
76	0
77	0
78	0

n	a(n)
1	1
2	2
3	0
4	3
5	2
6	0
7	4
8	4
9	0
10	0
11	5
12	8
13	2
14	0
15	0
16	6
17	12
18	5
19	0
20	0
21	0
22	7
23	18
24	14
25	2
26	0
27	0
28	0
29	8
30	24
31	24
32	4
33	0
34	0
35	0
36	0
37	9
38	32
39	45
40	19
41	2
42	0
43	0
44	0
45	0
46	10
47	40
48	65
49	32
50	3
51	0
52	0
53	0
54	0
55	0
56	11
57	50
58	100
59	72
60	17
61	2
62	0
63	0
64	0
65	0
66	0
67	12
68	60
69	137
70	121
71	35
72	3
73	0
74	0
75	0
76	0
77	0
78	0

n	a(n)
1	1
2	2
3	0
4	3
5	2
6	0
7	4
8	4
9	0
10	0
11	5
12	8
13	2
14	0
15	0
16	6
17	12
18	5
19	0
20	0
21	0
22	7
23	18
24	14
25	2
26	0
27	0
28	0
29	8
30	24
31	24
32	4
33	0
34	0
35	0
36	0
37	9
38	32
39	45
40	19
41	2
42	0
43	0
44	0
45	0
46	10
47	40
48	65
49	32
50	3
51	0
52	0
53	0
54	0
55	0
56	11
57	50
58	100
59	72
60	17
61	2
62	0
63	0
64	0
65	0
66	0
67	12
68	60
69	137
70	121
71	35
72	3
73	0
74	0
75	0
76	0
77	0
78	0