A094053 - cp's OEIS frontend

A094053 Triangle read by rows: T(n,k) = k*(n-k), 1 <= k <= n.

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

[0, 1, 0, 2, 2, 0, 3, 4, 3, 0, 4, 6, 6, 4, 0, 5, 8, 9, 8, 5, 0, 6, 10, 12, 12, 10, 6, 0, 7, 12, 15, 16, 15, 12, 7, 0, 8, 14, 18, 20, 20, 18, 14, 8, 0, 9, 16, 21, 24, 25, 24, 21, 16, 9, 0, 10, 18, 24, 28, 30, 30, 28, 24, 18, 10, 0, 11, 20, 27, 32, 35, 36, 35, 32, 27, 20, 11, 0, 12]

cp's OEIS Frontend

A094053 Triangle read by rows: T(n,k) = k*(n-k), 1 <= k <= n.

Table of values

List of values

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

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

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