A283762 - cp's OEIS frontend

A283762 Expansion of (x + Sum_{k>=1} x^prime(k))^3.

n	a(n)
0	0
1	0
2	0
3	1
4	3
5	6
6	7
7	9
8	9
9	13
10	12
11	15
12	9
13	15
14	12
15	22
16	15
17	24
18	12
19	27
20	18
21	34
22	18
23	36
24	15
25	42
26	24
27	45
28	15
29	42
30	12
31	51
32	24
33	52
34	18
35	60
36	21
37	66
38	24
39	58
40	15
41	69
42	18
43	75
44	30
45	75
46	24
47	87
48	21
49	93
50	36
51	91
52	24
53	99
54	18
55	108
56	36
57	97
58	18
59	108
60	21
61	126
62	42
63	111
64	21
65	135
66	30
67	141
68	36
69	112
70	18
71	150
72	30
73	153
74	42
75	138
76	33
77	177
78	30
79	171
80	42

[0, 0, 0, 1, 3, 6, 7, 9, 9, 13, 12, 15, 9, 15, 12, 22, 15, 24, 12, 27, 18, 34, 18, 36, 15, 42, 24, 45, 15, 42, 12, 51, 24, 52, 18, 60, 21, 66, 24, 58, 15, 69, 18, 75, 30, 75, 24, 87, 21, 93, 36, 91, 24, 99, 18, 108, 36, 97, 18, 108, 21, 126, 42, 111, 21, 135, 30, 141, 36, 112, 18, 150, 30, 153, 42, 138, 33, 177, 30, 171, 42]

cp's OEIS Frontend

A283762 Expansion of (x + Sum_{k>=1} x^prime(k))^3.

Table of values

List of values

n	a(n)
0	0
1	0
2	0
3	1
4	3
5	6
6	7
7	9
8	9
9	13
10	12
11	15
12	9
13	15
14	12
15	22
16	15
17	24
18	12
19	27
20	18
21	34
22	18
23	36
24	15
25	42
26	24
27	45
28	15
29	42
30	12
31	51
32	24
33	52
34	18
35	60
36	21
37	66
38	24
39	58
40	15
41	69
42	18
43	75
44	30
45	75
46	24
47	87
48	21
49	93
50	36
51	91
52	24
53	99
54	18
55	108
56	36
57	97
58	18
59	108
60	21
61	126
62	42
63	111
64	21
65	135
66	30
67	141
68	36
69	112
70	18
71	150
72	30
73	153
74	42
75	138
76	33
77	177
78	30
79	171
80	42

n	a(n)
0	0
1	0
2	0
3	1
4	3
5	6
6	7
7	9
8	9
9	13
10	12
11	15
12	9
13	15
14	12
15	22
16	15
17	24
18	12
19	27
20	18
21	34
22	18
23	36
24	15
25	42
26	24
27	45
28	15
29	42
30	12
31	51
32	24
33	52
34	18
35	60
36	21
37	66
38	24
39	58
40	15
41	69
42	18
43	75
44	30
45	75
46	24
47	87
48	21
49	93
50	36
51	91
52	24
53	99
54	18
55	108
56	36
57	97
58	18
59	108
60	21
61	126
62	42
63	111
64	21
65	135
66	30
67	141
68	36
69	112
70	18
71	150
72	30
73	153
74	42
75	138
76	33
77	177
78	30
79	171
80	42

n	a(n)
0	0
1	0
2	0
3	1
4	3
5	6
6	7
7	9
8	9
9	13
10	12
11	15
12	9
13	15
14	12
15	22
16	15
17	24
18	12
19	27
20	18
21	34
22	18
23	36
24	15
25	42
26	24
27	45
28	15
29	42
30	12
31	51
32	24
33	52
34	18
35	60
36	21
37	66
38	24
39	58
40	15
41	69
42	18
43	75
44	30
45	75
46	24
47	87
48	21
49	93
50	36
51	91
52	24
53	99
54	18
55	108
56	36
57	97
58	18
59	108
60	21
61	126
62	42
63	111
64	21
65	135
66	30
67	141
68	36
69	112
70	18
71	150
72	30
73	153
74	42
75	138
76	33
77	177
78	30
79	171
80	42