A257646 - cp's OEIS frontend

A257646 Index of first row of triangle A103284 containing n.

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

[0, 2, 3, 4, 4, 5, 5, 9, 5, 11, 6, 13, 6, 7, 16, 6, 18, 7, 20, 7, 22, 23, 24, 7, 26, 27, 9, 29, 7, 8, 32, 33, 34, 8, 10, 37, 38, 8, 40, 41, 42, 43, 44, 8, 46, 47, 48, 49, 9, 51, 52, 53, 8, 12, 56, 57, 58, 59, 9, 61, 62, 63, 64, 9, 13, 67, 68, 69, 70, 71, 72]

cp's OEIS Frontend

A257646 Index of first row of triangle A103284 containing n.

Table of values

List of values

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

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

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