A329369 - cp's OEIS frontend

A329369 Number of permutations of {1,2,...,m} with excedance set constructed by taking m-i (0 < i < m) if b(i-1) = 1 where b(k)b(k-1)...b(1)b(0) (0 <= k < m-1) is the binary expansion of n.

n	a(n)
0	1
1	1
2	3
3	1
4	7
5	3
6	7
7	1
8	15
9	7
10	17
11	3
12	31
13	7
14	15
15	1
16	31
17	15
18	37
19	7
20	69
21	17
22	37
23	3
24	115
25	31
26	69
27	7
28	115
29	15
30	31
31	1
32	63
33	31
34	77
35	15
36	145
37	37
38	81
39	7
40	245
41	69
42	155
43	17
44	261
45	37
46	77
47	3
48	391
49	115
50	261
51	31
52	445
53	69
54	145
55	7
56	675
57	115
58	245
59	15
60	391
61	31
62	63
63	1
64	127
65	63

[1, 1, 3, 1, 7, 3, 7, 1, 15, 7, 17, 3, 31, 7, 15, 1, 31, 15, 37, 7, 69, 17, 37, 3, 115, 31, 69, 7, 115, 15, 31, 1, 63, 31, 77, 15, 145, 37, 81, 7, 245, 69, 155, 17, 261, 37, 77, 3, 391, 115, 261, 31, 445, 69, 145, 7, 675, 115, 245, 15, 391, 31, 63, 1, 127, 63]

cp's OEIS Frontend

A329369 Number of permutations of {1,2,...,m} with excedance set constructed by taking m-i (0 < i < m) if b(i-1) = 1 where b(k)b(k-1)...b(1)b(0) (0 <= k < m-1) is the binary expansion of n.

Table of values

List of values

n	a(n)
0	1
1	1
2	3
3	1
4	7
5	3
6	7
7	1
8	15
9	7
10	17
11	3
12	31
13	7
14	15
15	1
16	31
17	15
18	37
19	7
20	69
21	17
22	37
23	3
24	115
25	31
26	69
27	7
28	115
29	15
30	31
31	1
32	63
33	31
34	77
35	15
36	145
37	37
38	81
39	7
40	245
41	69
42	155
43	17
44	261
45	37
46	77
47	3
48	391
49	115
50	261
51	31
52	445
53	69
54	145
55	7
56	675
57	115
58	245
59	15
60	391
61	31
62	63
63	1
64	127
65	63

n	a(n)
0	1
1	1
2	3
3	1
4	7
5	3
6	7
7	1
8	15
9	7
10	17
11	3
12	31
13	7
14	15
15	1
16	31
17	15
18	37
19	7
20	69
21	17
22	37
23	3
24	115
25	31
26	69
27	7
28	115
29	15
30	31
31	1
32	63
33	31
34	77
35	15
36	145
37	37
38	81
39	7
40	245
41	69
42	155
43	17
44	261
45	37
46	77
47	3
48	391
49	115
50	261
51	31
52	445
53	69
54	145
55	7
56	675
57	115
58	245
59	15
60	391
61	31
62	63
63	1
64	127
65	63

n	a(n)
0	1
1	1
2	3
3	1
4	7
5	3
6	7
7	1
8	15
9	7
10	17
11	3
12	31
13	7
14	15
15	1
16	31
17	15
18	37
19	7
20	69
21	17
22	37
23	3
24	115
25	31
26	69
27	7
28	115
29	15
30	31
31	1
32	63
33	31
34	77
35	15
36	145
37	37
38	81
39	7
40	245
41	69
42	155
43	17
44	261
45	37
46	77
47	3
48	391
49	115
50	261
51	31
52	445
53	69
54	145
55	7
56	675
57	115
58	245
59	15
60	391
61	31
62	63
63	1
64	127
65	63