A228895 - cp's OEIS frontend

A228895 Nodes of tree generated as follows: (3,1) is an edge, and if (x,y) is an edge, then (y,y+x) and (y,2y+x) are edges.

n	a(n)
1	1
2	3
3	4
4	5
5	6
6	9
7	11
8	13
9	14
10	16
11	17
12	19
13	22
14	23
15	27
16	28
17	31
18	32
19	33
20	35
21	37
22	38
23	39
24	40
25	43
26	45
27	47
28	48
29	51
30	52
31	53
32	55
33	57
34	59
35	60
36	62
37	63
38	65
39	67
40	70
41	71
42	73
43	75
44	78
45	79
46	80
47	83
48	84
49	85
50	86
51	87
52	88
53	92
54	95
55	97
56	101
57	102
58	103
59	106
60	107
61	113
62	115
63	118
64	119

[1, 3, 4, 5, 6, 9, 11, 13, 14, 16, 17, 19, 22, 23, 27, 28, 31, 32, 33, 35, 37, 38, 39, 40, 43, 45, 47, 48, 51, 52, 53, 55, 57, 59, 60, 62, 63, 65, 67, 70, 71, 73, 75, 78, 79, 80, 83, 84, 85, 86, 87, 88, 92, 95, 97, 101, 102, 103, 106, 107, 113, 115, 118, 119]

cp's OEIS Frontend

A228895 Nodes of tree generated as follows: (3,1) is an edge, and if (x,y) is an edge, then (y,y+x) and (y,2y+x) are edges.

Table of values

List of values

n	a(n)
1	1
2	3
3	4
4	5
5	6
6	9
7	11
8	13
9	14
10	16
11	17
12	19
13	22
14	23
15	27
16	28
17	31
18	32
19	33
20	35
21	37
22	38
23	39
24	40
25	43
26	45
27	47
28	48
29	51
30	52
31	53
32	55
33	57
34	59
35	60
36	62
37	63
38	65
39	67
40	70
41	71
42	73
43	75
44	78
45	79
46	80
47	83
48	84
49	85
50	86
51	87
52	88
53	92
54	95
55	97
56	101
57	102
58	103
59	106
60	107
61	113
62	115
63	118
64	119

n	a(n)
1	1
2	3
3	4
4	5
5	6
6	9
7	11
8	13
9	14
10	16
11	17
12	19
13	22
14	23
15	27
16	28
17	31
18	32
19	33
20	35
21	37
22	38
23	39
24	40
25	43
26	45
27	47
28	48
29	51
30	52
31	53
32	55
33	57
34	59
35	60
36	62
37	63
38	65
39	67
40	70
41	71
42	73
43	75
44	78
45	79
46	80
47	83
48	84
49	85
50	86
51	87
52	88
53	92
54	95
55	97
56	101
57	102
58	103
59	106
60	107
61	113
62	115
63	118
64	119

n	a(n)
1	1
2	3
3	4
4	5
5	6
6	9
7	11
8	13
9	14
10	16
11	17
12	19
13	22
14	23
15	27
16	28
17	31
18	32
19	33
20	35
21	37
22	38
23	39
24	40
25	43
26	45
27	47
28	48
29	51
30	52
31	53
32	55
33	57
34	59
35	60
36	62
37	63
38	65
39	67
40	70
41	71
42	73
43	75
44	78
45	79
46	80
47	83
48	84
49	85
50	86
51	87
52	88
53	92
54	95
55	97
56	101
57	102
58	103
59	106
60	107
61	113
62	115
63	118
64	119