A356266 - cp's OEIS frontend

A356266 Partition triangle read by rows, counting reducible permutations with weakly decreasing Lehmer code, refining triangle A356115.

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

[1, 1, 0, 1, 0, 1, 1, 0, 1, 2, 1, 1, 0, 1, 3, 3, 3, 3, 1, 0, 1, 4, 4, 2, 6, 12, 2, 4, 6, 1, 0, 1, 5, 5, 5, 10, 20, 10, 10, 10, 30, 10, 5, 10, 1, 0, 1, 6, 6, 6, 3, 15, 30, 30, 15, 15, 20, 60, 30, 60, 5, 15, 60, 30, 6, 15, 1]

cp's OEIS Frontend

A356266 Partition triangle read by rows, counting reducible permutations with weakly decreasing Lehmer code, refining triangle A356115.

Table of values

List of values

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

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

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