A333694 - cp's OEIS frontend

A333694 Expansion of Sum_{k>=1} k * x^k / (1 - x^(k^2)).

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

[1, 3, 4, 5, 6, 9, 8, 9, 10, 13, 12, 16, 14, 17, 16, 17, 18, 21, 20, 25, 25, 25, 24, 25, 26, 29, 28, 29, 30, 41, 32, 33, 34, 37, 36, 41, 38, 41, 43, 41, 42, 51, 44, 45, 46, 49, 48, 52, 50, 53, 52, 57, 54, 57, 61, 64, 61, 61, 60, 61, 62, 65, 64, 65, 66, 72, 68, 73, 70, 73]

cp's OEIS Frontend

A333694 Expansion of Sum_{k>=1} k * x^k / (1 - x^(k^2)).

Table of values

List of values

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

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

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