A274575 - cp's OEIS frontend

A274575 For m=1,2,3,... write all the 2^m binary vectors of length m in increasing order, and replace each vector with (number of 1's) - (number of 0's). Start with an initial 0 for the empty vector.

n	a(n)
0	0
1	-1
2	1
3	-2
4	0
5	0
6	2
7	-3
8	-1
9	-1
10	1
11	-1
12	1
13	1
14	3
15	-4
16	-2
17	-2
18	0
19	-2
20	0
21	0
22	2
23	-2
24	0
25	0
26	2
27	0
28	2
29	2
30	4
31	-5
32	-3
33	-3
34	-1
35	-3
36	-1
37	-1
38	1
39	-3
40	-1
41	-1
42	1
43	-1
44	1
45	1
46	3
47	-3
48	-1
49	-1
50	1
51	-1
52	1
53	1
54	3
55	-1
56	1
57	1
58	3
59	1
60	3
61	3
62	5
63	-6
64	-4
65	-4
66	-2
67	-4
68	-2
69	-2
70	0
71	-4
72	-2
73	-2
74	0
75	-2
76	0
77	0
78	2
79	-4
80	-2
81	-2
82	0
83	-2
84	0
85	0
86	2
87	-2
88	0
89	0
90	2
91	0
92	2
93	2
94	4
95	-4
96	-2
97	-2
98	0
99	-2
100	0
101	0
102	2
103	-2
104	0
105	0
106	2
107	0
108	2
109	2
110	4
111	-2
112	0
113	0
114	2
115	0
116	2
117	2
118	4
119	0

[0, -1, 1, -2, 0, 0, 2, -3, -1, -1, 1, -1, 1, 1, 3, -4, -2, -2, 0, -2, 0, 0, 2, -2, 0, 0, 2, 0, 2, 2, 4, -5, -3, -3, -1, -3, -1, -1, 1, -3, -1, -1, 1, -1, 1, 1, 3, -3, -1, -1, 1, -1, 1, 1, 3, -1, 1, 1, 3, 1, 3, 3, 5, -6, -4, -4, -2, -4, -2, -2, 0, -4, -2, -2, 0, -2, 0, 0, 2, -4, -2, -2, 0, -2, 0, 0, 2, -2, 0, 0, 2, 0, 2, 2, 4, -4, -2, -2, 0, -2, 0, 0, 2, -2, 0, 0, 2, 0, 2, 2, 4, -2, 0, 0, 2, 0, 2, 2, 4, 0]

cp's OEIS Frontend

A274575 For m=1,2,3,... write all the 2^m binary vectors of length m in increasing order, and replace each vector with (number of 1's) - (number of 0's). Start with an initial 0 for the empty vector.

Table of values

List of values

n	a(n)
0	0
1	-1
2	1
3	-2
4	0
5	0
6	2
7	-3
8	-1
9	-1
10	1
11	-1
12	1
13	1
14	3
15	-4
16	-2
17	-2
18	0
19	-2
20	0
21	0
22	2
23	-2
24	0
25	0
26	2
27	0
28	2
29	2
30	4
31	-5
32	-3
33	-3
34	-1
35	-3
36	-1
37	-1
38	1
39	-3
40	-1
41	-1
42	1
43	-1
44	1
45	1
46	3
47	-3
48	-1
49	-1
50	1
51	-1
52	1
53	1
54	3
55	-1
56	1
57	1
58	3
59	1
60	3
61	3
62	5
63	-6
64	-4
65	-4
66	-2
67	-4
68	-2
69	-2
70	0
71	-4
72	-2
73	-2
74	0
75	-2
76	0
77	0
78	2
79	-4
80	-2
81	-2
82	0
83	-2
84	0
85	0
86	2
87	-2
88	0
89	0
90	2
91	0
92	2
93	2
94	4
95	-4
96	-2
97	-2
98	0
99	-2
100	0
101	0
102	2
103	-2
104	0
105	0
106	2
107	0
108	2
109	2
110	4
111	-2
112	0
113	0
114	2
115	0
116	2
117	2
118	4
119	0

n	a(n)
0	0
1	-1
2	1
3	-2
4	0
5	0
6	2
7	-3
8	-1
9	-1
10	1
11	-1
12	1
13	1
14	3
15	-4
16	-2
17	-2
18	0
19	-2
20	0
21	0
22	2
23	-2
24	0
25	0
26	2
27	0
28	2
29	2
30	4
31	-5
32	-3
33	-3
34	-1
35	-3
36	-1
37	-1
38	1
39	-3
40	-1
41	-1
42	1
43	-1
44	1
45	1
46	3
47	-3
48	-1
49	-1
50	1
51	-1
52	1
53	1
54	3
55	-1
56	1
57	1
58	3
59	1
60	3
61	3
62	5
63	-6
64	-4
65	-4
66	-2
67	-4
68	-2
69	-2
70	0
71	-4
72	-2
73	-2
74	0
75	-2
76	0
77	0
78	2
79	-4
80	-2
81	-2
82	0
83	-2
84	0
85	0
86	2
87	-2
88	0
89	0
90	2
91	0
92	2
93	2
94	4
95	-4
96	-2
97	-2
98	0
99	-2
100	0
101	0
102	2
103	-2
104	0
105	0
106	2
107	0
108	2
109	2
110	4
111	-2
112	0
113	0
114	2
115	0
116	2
117	2
118	4
119	0

n	a(n)
0	0
1	-1
2	1
3	-2
4	0
5	0
6	2
7	-3
8	-1
9	-1
10	1
11	-1
12	1
13	1
14	3
15	-4
16	-2
17	-2
18	0
19	-2
20	0
21	0
22	2
23	-2
24	0
25	0
26	2
27	0
28	2
29	2
30	4
31	-5
32	-3
33	-3
34	-1
35	-3
36	-1
37	-1
38	1
39	-3
40	-1
41	-1
42	1
43	-1
44	1
45	1
46	3
47	-3
48	-1
49	-1
50	1
51	-1
52	1
53	1
54	3
55	-1
56	1
57	1
58	3
59	1
60	3
61	3
62	5
63	-6
64	-4
65	-4
66	-2
67	-4
68	-2
69	-2
70	0
71	-4
72	-2
73	-2
74	0
75	-2
76	0
77	0
78	2
79	-4
80	-2
81	-2
82	0
83	-2
84	0
85	0
86	2
87	-2
88	0
89	0
90	2
91	0
92	2
93	2
94	4
95	-4
96	-2
97	-2
98	0
99	-2
100	0
101	0
102	2
103	-2
104	0
105	0
106	2
107	0
108	2
109	2
110	4
111	-2
112	0
113	0
114	2
115	0
116	2
117	2
118	4
119	0