A238954 - cp's OEIS frontend

A238954 Maximal size of an antichain in graded colexicographic order of exponents.

n	a(n)
0	1
1	1
2	1
3	2
4	1
5	2
6	3
7	1
8	2
9	3
10	4
11	6
12	1
13	2
14	3
15	4
16	5
17	7
18	10
19	1
20	2
21	3
22	4
23	4
24	6
25	7
26	8
27	10
28	14
29	20
30	1
31	2
32	3
33	4
34	4
35	6
36	7
37	8
38	8
39	11
40	13
41	15
42	18
43	25
44	35
45	1
46	2
47	3
48	4
49	5
50	4
51	6
52	8
53	9
54	10
55	8
56	12
57	14
58	16
59	19
60	16
61	22
62	26
63	30
64	36
65	50
66	70
67	1
68	2
69	3
70	4
71	5
72	4
73	6
74	8
75	9
76	9
77	11
78	12
79	8
80	12
81	15
82	17
83	19
84	22
85	16
86	23
87	26
88	30
89	35
90	31
91	41
92	48
93	56
94	66
95	91
96	126

[1, 1, 1, 2, 1, 2, 3, 1, 2, 3, 4, 6, 1, 2, 3, 4, 5, 7, 10, 1, 2, 3, 4, 4, 6, 7, 8, 10, 14, 20, 1, 2, 3, 4, 4, 6, 7, 8, 8, 11, 13, 15, 18, 25, 35, 1, 2, 3, 4, 5, 4, 6, 8, 9, 10, 8, 12, 14, 16, 19, 16, 22, 26, 30, 36, 50, 70, 1, 2, 3, 4, 5, 4, 6, 8, 9, 9, 11, 12, 8, 12, 15, 17, 19, 22, 16, 23, 26, 30, 35, 31, 41, 48, 56, 66, 91, 126]

cp's OEIS Frontend

A238954 Maximal size of an antichain in graded colexicographic order of exponents.

Table of values

List of values

n	a(n)
0	1
1	1
2	1
3	2
4	1
5	2
6	3
7	1
8	2
9	3
10	4
11	6
12	1
13	2
14	3
15	4
16	5
17	7
18	10
19	1
20	2
21	3
22	4
23	4
24	6
25	7
26	8
27	10
28	14
29	20
30	1
31	2
32	3
33	4
34	4
35	6
36	7
37	8
38	8
39	11
40	13
41	15
42	18
43	25
44	35
45	1
46	2
47	3
48	4
49	5
50	4
51	6
52	8
53	9
54	10
55	8
56	12
57	14
58	16
59	19
60	16
61	22
62	26
63	30
64	36
65	50
66	70
67	1
68	2
69	3
70	4
71	5
72	4
73	6
74	8
75	9
76	9
77	11
78	12
79	8
80	12
81	15
82	17
83	19
84	22
85	16
86	23
87	26
88	30
89	35
90	31
91	41
92	48
93	56
94	66
95	91
96	126

n	a(n)
0	1
1	1
2	1
3	2
4	1
5	2
6	3
7	1
8	2
9	3
10	4
11	6
12	1
13	2
14	3
15	4
16	5
17	7
18	10
19	1
20	2
21	3
22	4
23	4
24	6
25	7
26	8
27	10
28	14
29	20
30	1
31	2
32	3
33	4
34	4
35	6
36	7
37	8
38	8
39	11
40	13
41	15
42	18
43	25
44	35
45	1
46	2
47	3
48	4
49	5
50	4
51	6
52	8
53	9
54	10
55	8
56	12
57	14
58	16
59	19
60	16
61	22
62	26
63	30
64	36
65	50
66	70
67	1
68	2
69	3
70	4
71	5
72	4
73	6
74	8
75	9
76	9
77	11
78	12
79	8
80	12
81	15
82	17
83	19
84	22
85	16
86	23
87	26
88	30
89	35
90	31
91	41
92	48
93	56
94	66
95	91
96	126

n	a(n)
0	1
1	1
2	1
3	2
4	1
5	2
6	3
7	1
8	2
9	3
10	4
11	6
12	1
13	2
14	3
15	4
16	5
17	7
18	10
19	1
20	2
21	3
22	4
23	4
24	6
25	7
26	8
27	10
28	14
29	20
30	1
31	2
32	3
33	4
34	4
35	6
36	7
37	8
38	8
39	11
40	13
41	15
42	18
43	25
44	35
45	1
46	2
47	3
48	4
49	5
50	4
51	6
52	8
53	9
54	10
55	8
56	12
57	14
58	16
59	19
60	16
61	22
62	26
63	30
64	36
65	50
66	70
67	1
68	2
69	3
70	4
71	5
72	4
73	6
74	8
75	9
76	9
77	11
78	12
79	8
80	12
81	15
82	17
83	19
84	22
85	16
86	23
87	26
88	30
89	35
90	31
91	41
92	48
93	56
94	66
95	91
96	126