A323956 - cp's OEIS frontend

A323956 Triangle read by rows: T(n, k) = 1 + n * (n - k) for 1 <= k <= n.

n	a(n)
1	1
2	3
3	1
4	7
5	4
6	1
7	13
8	9
9	5
10	1
11	21
12	16
13	11
14	6
15	1
16	31
17	25
18	19
19	13
20	7
21	1
22	43
23	36
24	29
25	22
26	15
27	8
28	1
29	57
30	49
31	41
32	33
33	25
34	17
35	9
36	1
37	73
38	64
39	55
40	46
41	37
42	28
43	19
44	10
45	1
46	91
47	81
48	71
49	61
50	51
51	41
52	31
53	21
54	11
55	1
56	111
57	100
58	89
59	78
60	67
61	56
62	45
63	34
64	23
65	12
66	1

[1, 3, 1, 7, 4, 1, 13, 9, 5, 1, 21, 16, 11, 6, 1, 31, 25, 19, 13, 7, 1, 43, 36, 29, 22, 15, 8, 1, 57, 49, 41, 33, 25, 17, 9, 1, 73, 64, 55, 46, 37, 28, 19, 10, 1, 91, 81, 71, 61, 51, 41, 31, 21, 11, 1, 111, 100, 89, 78, 67, 56, 45, 34, 23, 12, 1]

cp's OEIS Frontend

A323956 Triangle read by rows: T(n, k) = 1 + n * (n - k) for 1 <= k <= n.

Table of values

List of values

n	a(n)
1	1
2	3
3	1
4	7
5	4
6	1
7	13
8	9
9	5
10	1
11	21
12	16
13	11
14	6
15	1
16	31
17	25
18	19
19	13
20	7
21	1
22	43
23	36
24	29
25	22
26	15
27	8
28	1
29	57
30	49
31	41
32	33
33	25
34	17
35	9
36	1
37	73
38	64
39	55
40	46
41	37
42	28
43	19
44	10
45	1
46	91
47	81
48	71
49	61
50	51
51	41
52	31
53	21
54	11
55	1
56	111
57	100
58	89
59	78
60	67
61	56
62	45
63	34
64	23
65	12
66	1

n	a(n)
1	1
2	3
3	1
4	7
5	4
6	1
7	13
8	9
9	5
10	1
11	21
12	16
13	11
14	6
15	1
16	31
17	25
18	19
19	13
20	7
21	1
22	43
23	36
24	29
25	22
26	15
27	8
28	1
29	57
30	49
31	41
32	33
33	25
34	17
35	9
36	1
37	73
38	64
39	55
40	46
41	37
42	28
43	19
44	10
45	1
46	91
47	81
48	71
49	61
50	51
51	41
52	31
53	21
54	11
55	1
56	111
57	100
58	89
59	78
60	67
61	56
62	45
63	34
64	23
65	12
66	1

n	a(n)
1	1
2	3
3	1
4	7
5	4
6	1
7	13
8	9
9	5
10	1
11	21
12	16
13	11
14	6
15	1
16	31
17	25
18	19
19	13
20	7
21	1
22	43
23	36
24	29
25	22
26	15
27	8
28	1
29	57
30	49
31	41
32	33
33	25
34	17
35	9
36	1
37	73
38	64
39	55
40	46
41	37
42	28
43	19
44	10
45	1
46	91
47	81
48	71
49	61
50	51
51	41
52	31
53	21
54	11
55	1
56	111
57	100
58	89
59	78
60	67
61	56
62	45
63	34
64	23
65	12
66	1