A358305 - cp's OEIS frontend

A358305 Triangle read by rows: T(n,k) (n>=0, 0 <= k <= n) = number of decreasing lines defining the Farey diagram Farey(n,k) of order (n,k).

n	a(n)
0	0
1	0
2	2
3	0
4	5
5	10
6	0
7	9
8	19
9	32
10	0
11	14
12	27
13	47
14	66
15	0
16	20
17	40
18	68
19	96
20	134
21	0
22	27
23	51
24	85
25	118
26	167
27	204
28	0
29	35
30	68
31	112
32	156
33	217
34	267
35	342
36	0
37	44
38	82
39	137
40	187
41	261
42	318
43	408
44	482
45	0
46	54
47	103
48	166
49	229
50	317
51	384
52	490
53	581
54	692
55	0
56	65
57	120
58	196
59	266
60	366
61	441
62	564
63	664
64	794
65	904

[0, 0, 2, 0, 5, 10, 0, 9, 19, 32, 0, 14, 27, 47, 66, 0, 20, 40, 68, 96, 134, 0, 27, 51, 85, 118, 167, 204, 0, 35, 68, 112, 156, 217, 267, 342, 0, 44, 82, 137, 187, 261, 318, 408, 482, 0, 54, 103, 166, 229, 317, 384, 490, 581, 692, 0, 65, 120, 196, 266, 366, 441, 564, 664, 794, 904]

cp's OEIS Frontend

A358305 Triangle read by rows: T(n,k) (n>=0, 0 <= k <= n) = number of decreasing lines defining the Farey diagram Farey(n,k) of order (n,k).

Table of values

List of values

n	a(n)
0	0
1	0
2	2
3	0
4	5
5	10
6	0
7	9
8	19
9	32
10	0
11	14
12	27
13	47
14	66
15	0
16	20
17	40
18	68
19	96
20	134
21	0
22	27
23	51
24	85
25	118
26	167
27	204
28	0
29	35
30	68
31	112
32	156
33	217
34	267
35	342
36	0
37	44
38	82
39	137
40	187
41	261
42	318
43	408
44	482
45	0
46	54
47	103
48	166
49	229
50	317
51	384
52	490
53	581
54	692
55	0
56	65
57	120
58	196
59	266
60	366
61	441
62	564
63	664
64	794
65	904

n	a(n)
0	0
1	0
2	2
3	0
4	5
5	10
6	0
7	9
8	19
9	32
10	0
11	14
12	27
13	47
14	66
15	0
16	20
17	40
18	68
19	96
20	134
21	0
22	27
23	51
24	85
25	118
26	167
27	204
28	0
29	35
30	68
31	112
32	156
33	217
34	267
35	342
36	0
37	44
38	82
39	137
40	187
41	261
42	318
43	408
44	482
45	0
46	54
47	103
48	166
49	229
50	317
51	384
52	490
53	581
54	692
55	0
56	65
57	120
58	196
59	266
60	366
61	441
62	564
63	664
64	794
65	904

n	a(n)
0	0
1	0
2	2
3	0
4	5
5	10
6	0
7	9
8	19
9	32
10	0
11	14
12	27
13	47
14	66
15	0
16	20
17	40
18	68
19	96
20	134
21	0
22	27
23	51
24	85
25	118
26	167
27	204
28	0
29	35
30	68
31	112
32	156
33	217
34	267
35	342
36	0
37	44
38	82
39	137
40	187
41	261
42	318
43	408
44	482
45	0
46	54
47	103
48	166
49	229
50	317
51	384
52	490
53	581
54	692
55	0
56	65
57	120
58	196
59	266
60	366
61	441
62	564
63	664
64	794
65	904