A289506 - cp's OEIS frontend

A289506 Write n as a product of primes p_{s_1}p_{s_2}p_{s_3}*... where p_i denotes the i-th prime; then a(n) = s_1^2 + s_2^2 + s_3^2 + ...

n	a(n)
1	0
2	1
3	4
4	2
5	9
6	5
7	16
8	3
9	8
10	10
11	25
12	6
13	36
14	17
15	13
16	4
17	49
18	9
19	64
20	11
21	20
22	26
23	81
24	7
25	18
26	37
27	12
28	18
29	100
30	14
31	121
32	5
33	29
34	50
35	25
36	10
37	144
38	65
39	40
40	12
41	169
42	21
43	196
44	27
45	17
46	82
47	225
48	8
49	32
50	19
51	53
52	38
53	256
54	13
55	34
56	19
57	68
58	101
59	289
60	15
61	324
62	122
63	24
64	6

[0, 1, 4, 2, 9, 5, 16, 3, 8, 10, 25, 6, 36, 17, 13, 4, 49, 9, 64, 11, 20, 26, 81, 7, 18, 37, 12, 18, 100, 14, 121, 5, 29, 50, 25, 10, 144, 65, 40, 12, 169, 21, 196, 27, 17, 82, 225, 8, 32, 19, 53, 38, 256, 13, 34, 19, 68, 101, 289, 15, 324, 122, 24, 6]

cp's OEIS Frontend

A289506 Write n as a product of primes p_{s_1}p_{s_2}p_{s_3}*... where p_i denotes the i-th prime; then a(n) = s_1^2 + s_2^2 + s_3^2 + ...

Table of values

List of values

n	a(n)
1	0
2	1
3	4
4	2
5	9
6	5
7	16
8	3
9	8
10	10
11	25
12	6
13	36
14	17
15	13
16	4
17	49
18	9
19	64
20	11
21	20
22	26
23	81
24	7
25	18
26	37
27	12
28	18
29	100
30	14
31	121
32	5
33	29
34	50
35	25
36	10
37	144
38	65
39	40
40	12
41	169
42	21
43	196
44	27
45	17
46	82
47	225
48	8
49	32
50	19
51	53
52	38
53	256
54	13
55	34
56	19
57	68
58	101
59	289
60	15
61	324
62	122
63	24
64	6

n	a(n)
1	0
2	1
3	4
4	2
5	9
6	5
7	16
8	3
9	8
10	10
11	25
12	6
13	36
14	17
15	13
16	4
17	49
18	9
19	64
20	11
21	20
22	26
23	81
24	7
25	18
26	37
27	12
28	18
29	100
30	14
31	121
32	5
33	29
34	50
35	25
36	10
37	144
38	65
39	40
40	12
41	169
42	21
43	196
44	27
45	17
46	82
47	225
48	8
49	32
50	19
51	53
52	38
53	256
54	13
55	34
56	19
57	68
58	101
59	289
60	15
61	324
62	122
63	24
64	6

cp's OEIS Frontend

A289506 Write n as a product of primes p_{s_1}*p_{s_2}*p_{s_3}*... where p_i denotes the i-th prime; then a(n) = s_1^2 + s_2^2 + s_3^2 + ...

Table of values

List of values

A289506 Write n as a product of primes p_{s_1}p_{s_2}p_{s_3}*... where p_i denotes the i-th prime; then a(n) = s_1^2 + s_2^2 + s_3^2 + ...

n	a(n)
1	0
2	1
3	4
4	2
5	9
6	5
7	16
8	3
9	8
10	10
11	25
12	6
13	36
14	17
15	13
16	4
17	49
18	9
19	64
20	11
21	20
22	26
23	81
24	7
25	18
26	37
27	12
28	18
29	100
30	14
31	121
32	5
33	29
34	50
35	25
36	10
37	144
38	65
39	40
40	12
41	169
42	21
43	196
44	27
45	17
46	82
47	225
48	8
49	32
50	19
51	53
52	38
53	256
54	13
55	34
56	19
57	68
58	101
59	289
60	15
61	324
62	122
63	24
64	6