A340526 - cp's OEIS frontend

A340526 Triangle read by rows: T(n,k) = A006218(n-k+1)*A000041(k-1), 1 <= k <= n.

n	a(n)
1	1
2	3
3	1
4	5
5	3
6	2
7	8
8	5
9	6
10	3
11	10
12	8
13	10
14	9
15	5
16	14
17	10
18	16
19	15
20	15
21	7
22	16
23	14
24	20
25	24
26	25
27	21
28	11
29	20
30	16
31	28
32	30
33	40
34	35
35	33
36	15
37	23
38	20
39	32
40	42
41	50
42	56
43	55
44	45
45	22
46	27
47	23
48	40
49	48
50	70
51	70
52	88
53	75
54	66
55	30
56	29
57	27
58	46
59	60
60	80
61	98
62	110
63	120
64	110
65	90
66	42
67	35
68	29
69	54
70	69
71	100
72	112
73	154
74	150
75	176
76	150
77	126
78	56

[1, 3, 1, 5, 3, 2, 8, 5, 6, 3, 10, 8, 10, 9, 5, 14, 10, 16, 15, 15, 7, 16, 14, 20, 24, 25, 21, 11, 20, 16, 28, 30, 40, 35, 33, 15, 23, 20, 32, 42, 50, 56, 55, 45, 22, 27, 23, 40, 48, 70, 70, 88, 75, 66, 30, 29, 27, 46, 60, 80, 98, 110, 120, 110, 90, 42, 35, 29, 54, 69, 100, 112, 154, 150, 176, 150, 126, 56]

cp's OEIS Frontend

A340526 Triangle read by rows: T(n,k) = A006218(n-k+1)*A000041(k-1), 1 <= k <= n.

Table of values

List of values

n	a(n)
1	1
2	3
3	1
4	5
5	3
6	2
7	8
8	5
9	6
10	3
11	10
12	8
13	10
14	9
15	5
16	14
17	10
18	16
19	15
20	15
21	7
22	16
23	14
24	20
25	24
26	25
27	21
28	11
29	20
30	16
31	28
32	30
33	40
34	35
35	33
36	15
37	23
38	20
39	32
40	42
41	50
42	56
43	55
44	45
45	22
46	27
47	23
48	40
49	48
50	70
51	70
52	88
53	75
54	66
55	30
56	29
57	27
58	46
59	60
60	80
61	98
62	110
63	120
64	110
65	90
66	42
67	35
68	29
69	54
70	69
71	100
72	112
73	154
74	150
75	176
76	150
77	126
78	56

n	a(n)
1	1
2	3
3	1
4	5
5	3
6	2
7	8
8	5
9	6
10	3
11	10
12	8
13	10
14	9
15	5
16	14
17	10
18	16
19	15
20	15
21	7
22	16
23	14
24	20
25	24
26	25
27	21
28	11
29	20
30	16
31	28
32	30
33	40
34	35
35	33
36	15
37	23
38	20
39	32
40	42
41	50
42	56
43	55
44	45
45	22
46	27
47	23
48	40
49	48
50	70
51	70
52	88
53	75
54	66
55	30
56	29
57	27
58	46
59	60
60	80
61	98
62	110
63	120
64	110
65	90
66	42
67	35
68	29
69	54
70	69
71	100
72	112
73	154
74	150
75	176
76	150
77	126
78	56

n	a(n)
1	1
2	3
3	1
4	5
5	3
6	2
7	8
8	5
9	6
10	3
11	10
12	8
13	10
14	9
15	5
16	14
17	10
18	16
19	15
20	15
21	7
22	16
23	14
24	20
25	24
26	25
27	21
28	11
29	20
30	16
31	28
32	30
33	40
34	35
35	33
36	15
37	23
38	20
39	32
40	42
41	50
42	56
43	55
44	45
45	22
46	27
47	23
48	40
49	48
50	70
51	70
52	88
53	75
54	66
55	30
56	29
57	27
58	46
59	60
60	80
61	98
62	110
63	120
64	110
65	90
66	42
67	35
68	29
69	54
70	69
71	100
72	112
73	154
74	150
75	176
76	150
77	126
78	56