A045506 - cp's OEIS frontend

A045506 Inscribe 2 spheres of curvature 2 inside sphere of curvature -1, continue to inscribe spheres where possible; sequence gives list of curvatures.

n	a(n)
0	-1
1	2
2	3
3	5
4	6
5	8
6	9
7	11
8	12
9	14
10	15
11	17
12	18
13	20
14	21
15	23
16	24
17	26
18	27
19	29
20	30
21	32
22	33
23	35
24	36
25	38
26	39
27	41
28	42
29	44
30	45
31	47
32	48
33	50
34	51
35	53
36	54
37	56
38	57
39	59
40	60
41	62
42	63
43	65
44	66
45	68
46	69
47	71
48	72
49	74
50	75
51	77
52	78
53	80
54	81
55	83
56	84
57	86
58	87
59	89
60	90
61	92
62	93
63	95
64	96
65	98
66	99
67	101
68	102
69	104

[-1, 2, 3, 5, 6, 8, 9, 11, 12, 14, 15, 17, 18, 20, 21, 23, 24, 26, 27, 29, 30, 32, 33, 35, 36, 38, 39, 41, 42, 44, 45, 47, 48, 50, 51, 53, 54, 56, 57, 59, 60, 62, 63, 65, 66, 68, 69, 71, 72, 74, 75, 77, 78, 80, 81, 83, 84, 86, 87, 89, 90, 92, 93, 95, 96, 98, 99, 101, 102, 104]

cp's OEIS Frontend

A045506 Inscribe 2 spheres of curvature 2 inside sphere of curvature -1, continue to inscribe spheres where possible; sequence gives list of curvatures.

Table of values

List of values

n	a(n)
0	-1
1	2
2	3
3	5
4	6
5	8
6	9
7	11
8	12
9	14
10	15
11	17
12	18
13	20
14	21
15	23
16	24
17	26
18	27
19	29
20	30
21	32
22	33
23	35
24	36
25	38
26	39
27	41
28	42
29	44
30	45
31	47
32	48
33	50
34	51
35	53
36	54
37	56
38	57
39	59
40	60
41	62
42	63
43	65
44	66
45	68
46	69
47	71
48	72
49	74
50	75
51	77
52	78
53	80
54	81
55	83
56	84
57	86
58	87
59	89
60	90
61	92
62	93
63	95
64	96
65	98
66	99
67	101
68	102
69	104

n	a(n)
0	-1
1	2
2	3
3	5
4	6
5	8
6	9
7	11
8	12
9	14
10	15
11	17
12	18
13	20
14	21
15	23
16	24
17	26
18	27
19	29
20	30
21	32
22	33
23	35
24	36
25	38
26	39
27	41
28	42
29	44
30	45
31	47
32	48
33	50
34	51
35	53
36	54
37	56
38	57
39	59
40	60
41	62
42	63
43	65
44	66
45	68
46	69
47	71
48	72
49	74
50	75
51	77
52	78
53	80
54	81
55	83
56	84
57	86
58	87
59	89
60	90
61	92
62	93
63	95
64	96
65	98
66	99
67	101
68	102
69	104

n	a(n)
0	-1
1	2
2	3
3	5
4	6
5	8
6	9
7	11
8	12
9	14
10	15
11	17
12	18
13	20
14	21
15	23
16	24
17	26
18	27
19	29
20	30
21	32
22	33
23	35
24	36
25	38
26	39
27	41
28	42
29	44
30	45
31	47
32	48
33	50
34	51
35	53
36	54
37	56
38	57
39	59
40	60
41	62
42	63
43	65
44	66
45	68
46	69
47	71
48	72
49	74
50	75
51	77
52	78
53	80
54	81
55	83
56	84
57	86
58	87
59	89
60	90
61	92
62	93
63	95
64	96
65	98
66	99
67	101
68	102
69	104