A134172 - cp's OEIS frontend

A134172 Expansion of x^2(1+x)(1-x+x^2) / ((1-x)^2*(1+x^2)^2).

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

[0, 0, 1, 2, 1, 1, 4, 5, 2, 2, 7, 8, 3, 3, 10, 11, 4, 4, 13, 14, 5, 5, 16, 17, 6, 6, 19, 20, 7, 7, 22, 23, 8, 8, 25, 26, 9, 9, 28, 29, 10, 10, 31, 32, 11, 11, 34, 35, 12, 12, 37, 38, 13, 13, 40, 41, 14, 14, 43, 44, 15, 15, 46, 47, 16, 16, 49, 50, 17, 17, 52, 53, 18, 18, 55, 56, 19, 19, 58]

cp's OEIS Frontend

A134172 Expansion of x^2(1+x)(1-x+x^2) / ((1-x)^2*(1+x^2)^2).

Table of values

List of values

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

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

cp's OEIS Frontend

A134172 Expansion of x^2*(1+x)*(1-x+x^2) / ((1-x)^2*(1+x^2)^2).

Table of values

List of values

A134172 Expansion of x^2(1+x)(1-x+x^2) / ((1-x)^2*(1+x^2)^2).

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