A326966 - cp's OEIS frontend

A326966 BII-numbers of set-systems whose dual is a weak antichain.

n	a(n)
1	0
2	1
3	2
4	3
5	4
6	7
7	8
8	9
9	10
10	11
11	12
12	15
13	16
14	18
15	25
16	27
17	30
18	31
19	32
20	33
21	42
22	43
23	45
24	47
25	51
26	52
27	53
28	54
29	55
30	59
31	60
32	61
33	62
34	63
35	64
36	75
37	76
38	79
39	82
40	91
41	94
42	95
43	97
44	107
45	109
46	111
47	115
48	116
49	117
50	118
51	119
52	123
53	124
54	125
55	126
56	127
57	128
58	129
59	130
60	131
61	132
62	135

[0, 1, 2, 3, 4, 7, 8, 9, 10, 11, 12, 15, 16, 18, 25, 27, 30, 31, 32, 33, 42, 43, 45, 47, 51, 52, 53, 54, 55, 59, 60, 61, 62, 63, 64, 75, 76, 79, 82, 91, 94, 95, 97, 107, 109, 111, 115, 116, 117, 118, 119, 123, 124, 125, 126, 127, 128, 129, 130, 131, 132, 135]

cp's OEIS Frontend

A326966 BII-numbers of set-systems whose dual is a weak antichain.

Table of values

List of values

n	a(n)
1	0
2	1
3	2
4	3
5	4
6	7
7	8
8	9
9	10
10	11
11	12
12	15
13	16
14	18
15	25
16	27
17	30
18	31
19	32
20	33
21	42
22	43
23	45
24	47
25	51
26	52
27	53
28	54
29	55
30	59
31	60
32	61
33	62
34	63
35	64
36	75
37	76
38	79
39	82
40	91
41	94
42	95
43	97
44	107
45	109
46	111
47	115
48	116
49	117
50	118
51	119
52	123
53	124
54	125
55	126
56	127
57	128
58	129
59	130
60	131
61	132
62	135

n	a(n)
1	0
2	1
3	2
4	3
5	4
6	7
7	8
8	9
9	10
10	11
11	12
12	15
13	16
14	18
15	25
16	27
17	30
18	31
19	32
20	33
21	42
22	43
23	45
24	47
25	51
26	52
27	53
28	54
29	55
30	59
31	60
32	61
33	62
34	63
35	64
36	75
37	76
38	79
39	82
40	91
41	94
42	95
43	97
44	107
45	109
46	111
47	115
48	116
49	117
50	118
51	119
52	123
53	124
54	125
55	126
56	127
57	128
58	129
59	130
60	131
61	132
62	135

n	a(n)
1	0
2	1
3	2
4	3
5	4
6	7
7	8
8	9
9	10
10	11
11	12
12	15
13	16
14	18
15	25
16	27
17	30
18	31
19	32
20	33
21	42
22	43
23	45
24	47
25	51
26	52
27	53
28	54
29	55
30	59
31	60
32	61
33	62
34	63
35	64
36	75
37	76
38	79
39	82
40	91
41	94
42	95
43	97
44	107
45	109
46	111
47	115
48	116
49	117
50	118
51	119
52	123
53	124
54	125
55	126
56	127
57	128
58	129
59	130
60	131
61	132
62	135