A198331 - cp's OEIS frontend

A198331 Matula-Goebel numbers of bicentral rooted trees.

n	a(n)
1	2
2	5
3	6
4	12
5	13
6	14
7	15
8	17
9	22
10	24
11	28
12	30
13	31
14	35
15	37
16	38
17	39
18	43
19	44
20	45
21	47
22	48
23	51
24	55
25	56
26	58
27	60
28	67
29	69
30	70
31	76
32	78
33	79
34	82
35	88
36	89
37	90
38	91
39	93
40	94
41	95
42	96
43	102
44	105
45	106
46	107
47	109
48	110
49	111
50	112
51	113
52	116
53	117
54	118
55	119
56	120
57	129
58	135
59	138
60	140
61	142

[2, 5, 6, 12, 13, 14, 15, 17, 22, 24, 28, 30, 31, 35, 37, 38, 39, 43, 44, 45, 47, 48, 51, 55, 56, 58, 60, 67, 69, 70, 76, 78, 79, 82, 88, 89, 90, 91, 93, 94, 95, 96, 102, 105, 106, 107, 109, 110, 111, 112, 113, 116, 117, 118, 119, 120, 129, 135, 138, 140, 142]

cp's OEIS Frontend

A198331 Matula-Goebel numbers of bicentral rooted trees.

Table of values

List of values

n	a(n)
1	2
2	5
3	6
4	12
5	13
6	14
7	15
8	17
9	22
10	24
11	28
12	30
13	31
14	35
15	37
16	38
17	39
18	43
19	44
20	45
21	47
22	48
23	51
24	55
25	56
26	58
27	60
28	67
29	69
30	70
31	76
32	78
33	79
34	82
35	88
36	89
37	90
38	91
39	93
40	94
41	95
42	96
43	102
44	105
45	106
46	107
47	109
48	110
49	111
50	112
51	113
52	116
53	117
54	118
55	119
56	120
57	129
58	135
59	138
60	140
61	142

n	a(n)
1	2
2	5
3	6
4	12
5	13
6	14
7	15
8	17
9	22
10	24
11	28
12	30
13	31
14	35
15	37
16	38
17	39
18	43
19	44
20	45
21	47
22	48
23	51
24	55
25	56
26	58
27	60
28	67
29	69
30	70
31	76
32	78
33	79
34	82
35	88
36	89
37	90
38	91
39	93
40	94
41	95
42	96
43	102
44	105
45	106
46	107
47	109
48	110
49	111
50	112
51	113
52	116
53	117
54	118
55	119
56	120
57	129
58	135
59	138
60	140
61	142

n	a(n)
1	2
2	5
3	6
4	12
5	13
6	14
7	15
8	17
9	22
10	24
11	28
12	30
13	31
14	35
15	37
16	38
17	39
18	43
19	44
20	45
21	47
22	48
23	51
24	55
25	56
26	58
27	60
28	67
29	69
30	70
31	76
32	78
33	79
34	82
35	88
36	89
37	90
38	91
39	93
40	94
41	95
42	96
43	102
44	105
45	106
46	107
47	109
48	110
49	111
50	112
51	113
52	116
53	117
54	118
55	119
56	120
57	129
58	135
59	138
60	140
61	142