A360491 - cp's OEIS frontend

A360491 Square of A(n,m) read by antidiagonals. A(n,m) = number of set partitions of [5n] into 5-element subsets {i, i+k, i+2k, i+3k, i+4k} with 1 <= k <= m.

n	a(n)
1	1
2	1
3	1
4	1
5	2
6	1
7	1
8	2
9	3
10	1
11	1
12	2
13	4
14	5
15	1
16	1
17	2
18	4
19	7
20	8
21	1
22	1
23	2
24	4
25	10
26	13
27	13
28	1
29	1
30	2
31	4
32	10
33	19
34	24
35	21
36	1
37	1
38	2
39	4
40	10
41	20
42	41
43	44
44	34
45	1
46	1
47	2
48	4
49	10
50	21
51	43
52	84
53	81
54	55
55	1
56	1
57	2
58	4
59	10
60	21
61	58
62	89
63	180
64	149
65	89
66	1
67	1
68	2
69	4
70	10
71	21
72	59
73	120
74	192
75	372
76	274
77	144
78	1

[1, 1, 1, 1, 2, 1, 1, 2, 3, 1, 1, 2, 4, 5, 1, 1, 2, 4, 7, 8, 1, 1, 2, 4, 10, 13, 13, 1, 1, 2, 4, 10, 19, 24, 21, 1, 1, 2, 4, 10, 20, 41, 44, 34, 1, 1, 2, 4, 10, 21, 43, 84, 81, 55, 1, 1, 2, 4, 10, 21, 58, 89, 180, 149, 89, 1, 1, 2, 4, 10, 21, 59, 120, 192, 372, 274, 144, 1]

cp's OEIS Frontend

A360491 Square of A(n,m) read by antidiagonals. A(n,m) = number of set partitions of [5n] into 5-element subsets {i, i+k, i+2k, i+3k, i+4k} with 1 <= k <= m.

Table of values

List of values

n	a(n)
1	1
2	1
3	1
4	1
5	2
6	1
7	1
8	2
9	3
10	1
11	1
12	2
13	4
14	5
15	1
16	1
17	2
18	4
19	7
20	8
21	1
22	1
23	2
24	4
25	10
26	13
27	13
28	1
29	1
30	2
31	4
32	10
33	19
34	24
35	21
36	1
37	1
38	2
39	4
40	10
41	20
42	41
43	44
44	34
45	1
46	1
47	2
48	4
49	10
50	21
51	43
52	84
53	81
54	55
55	1
56	1
57	2
58	4
59	10
60	21
61	58
62	89
63	180
64	149
65	89
66	1
67	1
68	2
69	4
70	10
71	21
72	59
73	120
74	192
75	372
76	274
77	144
78	1

n	a(n)
1	1
2	1
3	1
4	1
5	2
6	1
7	1
8	2
9	3
10	1
11	1
12	2
13	4
14	5
15	1
16	1
17	2
18	4
19	7
20	8
21	1
22	1
23	2
24	4
25	10
26	13
27	13
28	1
29	1
30	2
31	4
32	10
33	19
34	24
35	21
36	1
37	1
38	2
39	4
40	10
41	20
42	41
43	44
44	34
45	1
46	1
47	2
48	4
49	10
50	21
51	43
52	84
53	81
54	55
55	1
56	1
57	2
58	4
59	10
60	21
61	58
62	89
63	180
64	149
65	89
66	1
67	1
68	2
69	4
70	10
71	21
72	59
73	120
74	192
75	372
76	274
77	144
78	1

n	a(n)
1	1
2	1
3	1
4	1
5	2
6	1
7	1
8	2
9	3
10	1
11	1
12	2
13	4
14	5
15	1
16	1
17	2
18	4
19	7
20	8
21	1
22	1
23	2
24	4
25	10
26	13
27	13
28	1
29	1
30	2
31	4
32	10
33	19
34	24
35	21
36	1
37	1
38	2
39	4
40	10
41	20
42	41
43	44
44	34
45	1
46	1
47	2
48	4
49	10
50	21
51	43
52	84
53	81
54	55
55	1
56	1
57	2
58	4
59	10
60	21
61	58
62	89
63	180
64	149
65	89
66	1
67	1
68	2
69	4
70	10
71	21
72	59
73	120
74	192
75	372
76	274
77	144
78	1