A060701 - cp's OEIS frontend

A060701 Table by antidiagonals of Mahonian numbers T(n,k): permutations of n letters with k inversions.

n	a(n)
0	1
1	0
2	1
3	0
4	1
5	1
6	0
7	0
8	2
9	1
10	0
11	0
12	2
13	3
14	1
15	0
16	0
17	1
18	5
19	4
20	1
21	0
22	0
23	0
24	6
25	9
26	5
27	1
28	0
29	0
30	0
31	5
32	15
33	14
34	6
35	1
36	0
37	0
38	0
39	3
40	20
41	29
42	20
43	7
44	1
45	0
46	0
47	0
48	1
49	22
50	49
51	49
52	27
53	8
54	1
55	0
56	0
57	0
58	0
59	20
60	71
61	98
62	76
63	35
64	9
65	1
66	0
67	0
68	0
69	0
70	15
71	90
72	169
73	174
74	111
75	44
76	10
77	1
78	0
79	0
80	0
81	0
82	9
83	101
84	259
85	343
86	285

[1, 0, 1, 0, 1, 1, 0, 0, 2, 1, 0, 0, 2, 3, 1, 0, 0, 1, 5, 4, 1, 0, 0, 0, 6, 9, 5, 1, 0, 0, 0, 5, 15, 14, 6, 1, 0, 0, 0, 3, 20, 29, 20, 7, 1, 0, 0, 0, 1, 22, 49, 49, 27, 8, 1, 0, 0, 0, 0, 20, 71, 98, 76, 35, 9, 1, 0, 0, 0, 0, 15, 90, 169, 174, 111, 44, 10, 1, 0, 0, 0, 0, 9, 101, 259, 343, 285]

cp's OEIS Frontend

A060701 Table by antidiagonals of Mahonian numbers T(n,k): permutations of n letters with k inversions.

Table of values

List of values

n	a(n)
0	1
1	0
2	1
3	0
4	1
5	1
6	0
7	0
8	2
9	1
10	0
11	0
12	2
13	3
14	1
15	0
16	0
17	1
18	5
19	4
20	1
21	0
22	0
23	0
24	6
25	9
26	5
27	1
28	0
29	0
30	0
31	5
32	15
33	14
34	6
35	1
36	0
37	0
38	0
39	3
40	20
41	29
42	20
43	7
44	1
45	0
46	0
47	0
48	1
49	22
50	49
51	49
52	27
53	8
54	1
55	0
56	0
57	0
58	0
59	20
60	71
61	98
62	76
63	35
64	9
65	1
66	0
67	0
68	0
69	0
70	15
71	90
72	169
73	174
74	111
75	44
76	10
77	1
78	0
79	0
80	0
81	0
82	9
83	101
84	259
85	343
86	285

n	a(n)
0	1
1	0
2	1
3	0
4	1
5	1
6	0
7	0
8	2
9	1
10	0
11	0
12	2
13	3
14	1
15	0
16	0
17	1
18	5
19	4
20	1
21	0
22	0
23	0
24	6
25	9
26	5
27	1
28	0
29	0
30	0
31	5
32	15
33	14
34	6
35	1
36	0
37	0
38	0
39	3
40	20
41	29
42	20
43	7
44	1
45	0
46	0
47	0
48	1
49	22
50	49
51	49
52	27
53	8
54	1
55	0
56	0
57	0
58	0
59	20
60	71
61	98
62	76
63	35
64	9
65	1
66	0
67	0
68	0
69	0
70	15
71	90
72	169
73	174
74	111
75	44
76	10
77	1
78	0
79	0
80	0
81	0
82	9
83	101
84	259
85	343
86	285

n	a(n)
0	1
1	0
2	1
3	0
4	1
5	1
6	0
7	0
8	2
9	1
10	0
11	0
12	2
13	3
14	1
15	0
16	0
17	1
18	5
19	4
20	1
21	0
22	0
23	0
24	6
25	9
26	5
27	1
28	0
29	0
30	0
31	5
32	15
33	14
34	6
35	1
36	0
37	0
38	0
39	3
40	20
41	29
42	20
43	7
44	1
45	0
46	0
47	0
48	1
49	22
50	49
51	49
52	27
53	8
54	1
55	0
56	0
57	0
58	0
59	20
60	71
61	98
62	76
63	35
64	9
65	1
66	0
67	0
68	0
69	0
70	15
71	90
72	169
73	174
74	111
75	44
76	10
77	1
78	0
79	0
80	0
81	0
82	9
83	101
84	259
85	343
86	285