A367368 - cp's OEIS frontend

A367368 a(n) = Sum_{(n - k) does not divide n, 0 <= k <= n} k.

n	a(n)
0	0
1	1
2	2
3	4
4	5
5	11
6	9
7	22
8	19
9	31
10	33
11	56
12	34
13	79
14	73
15	84
16	87
17	137
18	102
19	172
20	132
21	179
22	201
23	254
24	168
25	281
26	289
27	310
28	294
29	407
30	297
31	466
32	399
33	477
34	513
35	538
36	433
37	667
38	649
39	680
40	590
41	821
42	663
43	904
44	810
45	843
46	969
47	1082
48	820
49	1135
50	1068
51	1194
52	1164
53	1379
54	1173

[0, 1, 2, 4, 5, 11, 9, 22, 19, 31, 33, 56, 34, 79, 73, 84, 87, 137, 102, 172, 132, 179, 201, 254, 168, 281, 289, 310, 294, 407, 297, 466, 399, 477, 513, 538, 433, 667, 649, 680, 590, 821, 663, 904, 810, 843, 969, 1082, 820, 1135, 1068, 1194, 1164, 1379, 1173]

cp's OEIS Frontend

A367368 a(n) = Sum_{(n - k) does not divide n, 0 <= k <= n} k.

Table of values

List of values