A345129 - cp's OEIS frontend

A345129 Sum of the squarefree products s*t from all positive integer pairs (s,t), such that s + t = n, s <= t.

n	a(n)
1	0
2	1
3	2
4	3
5	6
6	5
7	16
8	22
9	14
10	21
11	40
12	46
13	94
14	46
15	40
16	109
17	208
18	159
19	182
20	161
21	148
22	268
23	296
24	380
25	380
26	472
27	488
28	497
29	770
30	620
31	666
32	851
33	740
34	1082
35	560
36	1015
37	1506
38	1226
39	946
40	1490
41	2088
42	1381
43	2566
44	1941
45	2160
46	2379
47	2832
48	2489
49	2976
50	3111
51	2290
52	3832
53	4732
54	3395
55	3340

[0, 1, 2, 3, 6, 5, 16, 22, 14, 21, 40, 46, 94, 46, 40, 109, 208, 159, 182, 161, 148, 268, 296, 380, 380, 472, 488, 497, 770, 620, 666, 851, 740, 1082, 560, 1015, 1506, 1226, 946, 1490, 2088, 1381, 2566, 1941, 2160, 2379, 2832, 2489, 2976, 3111, 2290, 3832, 4732, 3395, 3340]

cp's OEIS Frontend

A345129 Sum of the squarefree products s*t from all positive integer pairs (s,t), such that s + t = n, s <= t.

Table of values

List of values