A259124 - cp's OEIS frontend

A259124 If n is representable as x*y+x+y, with x>=y>1, then a(n) is the sum of all x's and y's in all such representations. Otherwise a(n)=0.

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

[0, 0, 0, 0, 0, 0, 0, 4, 0, 0, 5, 0, 0, 6, 6, 0, 7, 0, 7, 8, 0, 0, 17, 8, 0, 10, 9, 0, 20, 0, 10, 12, 0, 10, 34, 0, 0, 14, 23, 0, 26, 0, 13, 28, 0, 0, 43, 12, 13, 18, 15, 0, 32, 14, 29, 20, 0, 0, 67, 0, 0, 36, 32, 16, 38, 0, 19, 24, 32, 0, 76, 0, 0, 44, 21, 16, 44, 0, 57, 44]

cp's OEIS Frontend

A259124 If n is representable as x*y+x+y, with x>=y>1, then a(n) is the sum of all x's and y's in all such representations. Otherwise a(n)=0.

Table of values

List of values

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

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

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