A024174 - cp's OEIS frontend

A024174 a(n) is floor((4th elementary symmetric function of 1,2,..,n)/(3rd elementary symmetric function of 1,2,...,n)).

n	a(n)
3	0
4	0
5	1
6	2
7	3
8	4
9	6
10	8
11	10
12	13
13	16
14	19
15	22
16	25
17	29
18	33
19	37
20	42
21	47
22	52
23	57
24	62
25	68
26	74
27	80
28	87
29	94
30	101
31	108
32	115
33	123
34	131
35	139
36	148
37	157
38	166
39	175
40	184
41	194
42	204
43	214
44	225
45	236
46	247
47	258
48	269
49	281
50	293
51	305
52	318
53	331
54	344
55	357
56	370
57	384
58	398
59	412
60	427
61	442

[0, 0, 1, 2, 3, 4, 6, 8, 10, 13, 16, 19, 22, 25, 29, 33, 37, 42, 47, 52, 57, 62, 68, 74, 80, 87, 94, 101, 108, 115, 123, 131, 139, 148, 157, 166, 175, 184, 194, 204, 214, 225, 236, 247, 258, 269, 281, 293, 305, 318, 331, 344, 357, 370, 384, 398, 412, 427, 442]

cp's OEIS Frontend

A024174 a(n) is floor((4th elementary symmetric function of 1,2,..,n)/(3rd elementary symmetric function of 1,2,...,n)).

Table of values

List of values

n	a(n)
3	0
4	0
5	1
6	2
7	3
8	4
9	6
10	8
11	10
12	13
13	16
14	19
15	22
16	25
17	29
18	33
19	37
20	42
21	47
22	52
23	57
24	62
25	68
26	74
27	80
28	87
29	94
30	101
31	108
32	115
33	123
34	131
35	139
36	148
37	157
38	166
39	175
40	184
41	194
42	204
43	214
44	225
45	236
46	247
47	258
48	269
49	281
50	293
51	305
52	318
53	331
54	344
55	357
56	370
57	384
58	398
59	412
60	427
61	442

n	a(n)
3	0
4	0
5	1
6	2
7	3
8	4
9	6
10	8
11	10
12	13
13	16
14	19
15	22
16	25
17	29
18	33
19	37
20	42
21	47
22	52
23	57
24	62
25	68
26	74
27	80
28	87
29	94
30	101
31	108
32	115
33	123
34	131
35	139
36	148
37	157
38	166
39	175
40	184
41	194
42	204
43	214
44	225
45	236
46	247
47	258
48	269
49	281
50	293
51	305
52	318
53	331
54	344
55	357
56	370
57	384
58	398
59	412
60	427
61	442

n	a(n)
3	0
4	0
5	1
6	2
7	3
8	4
9	6
10	8
11	10
12	13
13	16
14	19
15	22
16	25
17	29
18	33
19	37
20	42
21	47
22	52
23	57
24	62
25	68
26	74
27	80
28	87
29	94
30	101
31	108
32	115
33	123
34	131
35	139
36	148
37	157
38	166
39	175
40	184
41	194
42	204
43	214
44	225
45	236
46	247
47	258
48	269
49	281
50	293
51	305
52	318
53	331
54	344
55	357
56	370
57	384
58	398
59	412
60	427
61	442