A019470 - cp's OEIS frontend

A019470 Numbers k that divide binomial(2*k-4, k-2).

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

[1, 5, 7, 10, 11, 13, 14, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 28, 29, 31, 34, 35, 37, 38, 40, 41, 43, 44, 45, 46, 47, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57, 58, 59, 60, 61, 62, 63, 65, 66, 67, 68, 69, 70, 71, 72, 73, 74, 75, 76, 77, 78, 79]

cp's OEIS Frontend

A019470 Numbers k that divide binomial(2*k-4, k-2).

Table of values

List of values

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

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

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