A049799 - cp's OEIS frontend

A049799 a(n) = Sum_{k = 3..n} T(n,k), where the array T is A049801.

n	a(n)
3	0
4	0
5	0
6	0
7	2
8	0
9	3
10	2
11	9
12	0
13	8
14	12
15	12
16	5
17	18
18	15
19	29
20	12
21	18
22	29
23	48
24	21
25	26
26	42
27	54
28	38
29	63
30	39
31	65
32	51
33	69
34	92
35	87
36	45
37	77
38	105
39	129
40	77
41	114
42	96
43	134
44	123
45	111
46	146
47	189
48	126
49	149
50	144
51	180
52	170
53	219
54	207
55	209
56	156
57	198
58	245

[0, 0, 0, 0, 2, 0, 3, 2, 9, 0, 8, 12, 12, 5, 18, 15, 29, 12, 18, 29, 48, 21, 26, 42, 54, 38, 63, 39, 65, 51, 69, 92, 87, 45, 77, 105, 129, 77, 114, 96, 134, 123, 111, 146, 189, 126, 149, 144, 180, 170, 219, 207, 209, 156, 198, 245]

cp's OEIS Frontend

A049799 a(n) = Sum_{k = 3..n} T(n,k), where the array T is A049801.

Table of values

List of values

n	a(n)
3	0
4	0
5	0
6	0
7	2
8	0
9	3
10	2
11	9
12	0
13	8
14	12
15	12
16	5
17	18
18	15
19	29
20	12
21	18
22	29
23	48
24	21
25	26
26	42
27	54
28	38
29	63
30	39
31	65
32	51
33	69
34	92
35	87
36	45
37	77
38	105
39	129
40	77
41	114
42	96
43	134
44	123
45	111
46	146
47	189
48	126
49	149
50	144
51	180
52	170
53	219
54	207
55	209
56	156
57	198
58	245

n	a(n)
3	0
4	0
5	0
6	0
7	2
8	0
9	3
10	2
11	9
12	0
13	8
14	12
15	12
16	5
17	18
18	15
19	29
20	12
21	18
22	29
23	48
24	21
25	26
26	42
27	54
28	38
29	63
30	39
31	65
32	51
33	69
34	92
35	87
36	45
37	77
38	105
39	129
40	77
41	114
42	96
43	134
44	123
45	111
46	146
47	189
48	126
49	149
50	144
51	180
52	170
53	219
54	207
55	209
56	156
57	198
58	245

n	a(n)
3	0
4	0
5	0
6	0
7	2
8	0
9	3
10	2
11	9
12	0
13	8
14	12
15	12
16	5
17	18
18	15
19	29
20	12
21	18
22	29
23	48
24	21
25	26
26	42
27	54
28	38
29	63
30	39
31	65
32	51
33	69
34	92
35	87
36	45
37	77
38	105
39	129
40	77
41	114
42	96
43	134
44	123
45	111
46	146
47	189
48	126
49	149
50	144
51	180
52	170
53	219
54	207
55	209
56	156
57	198
58	245