A331936 - cp's OEIS frontend

A331936 Matula-Goebel numbers of semi-lone-child-avoiding rooted trees with at most one distinct non-leaf branch directly under any vertex (semi-achirality).

n	a(n)
1	1
2	2
3	4
4	6
5	8
6	9
7	12
8	14
9	16
10	18
11	24
12	26
13	27
14	28
15	32
16	36
17	38
18	46
19	48
20	49
21	52
22	54
23	56
24	64
25	72
26	74
27	76
28	81
29	86
30	92
31	96
32	98
33	104
34	106
35	108
36	112
37	122
38	128
39	144
40	148
41	152
42	162
43	169
44	172
45	178
46	184
47	192
48	196
49	202
50	206
51	208
52	212
53	214
54	216
55	224
56	243
57	244
58	256
59	262
60	288

[1, 2, 4, 6, 8, 9, 12, 14, 16, 18, 24, 26, 27, 28, 32, 36, 38, 46, 48, 49, 52, 54, 56, 64, 72, 74, 76, 81, 86, 92, 96, 98, 104, 106, 108, 112, 122, 128, 144, 148, 152, 162, 169, 172, 178, 184, 192, 196, 202, 206, 208, 212, 214, 216, 224, 243, 244, 256, 262, 288]

cp's OEIS Frontend

A331936 Matula-Goebel numbers of semi-lone-child-avoiding rooted trees with at most one distinct non-leaf branch directly under any vertex (semi-achirality).

Table of values

List of values

n	a(n)
1	1
2	2
3	4
4	6
5	8
6	9
7	12
8	14
9	16
10	18
11	24
12	26
13	27
14	28
15	32
16	36
17	38
18	46
19	48
20	49
21	52
22	54
23	56
24	64
25	72
26	74
27	76
28	81
29	86
30	92
31	96
32	98
33	104
34	106
35	108
36	112
37	122
38	128
39	144
40	148
41	152
42	162
43	169
44	172
45	178
46	184
47	192
48	196
49	202
50	206
51	208
52	212
53	214
54	216
55	224
56	243
57	244
58	256
59	262
60	288

n	a(n)
1	1
2	2
3	4
4	6
5	8
6	9
7	12
8	14
9	16
10	18
11	24
12	26
13	27
14	28
15	32
16	36
17	38
18	46
19	48
20	49
21	52
22	54
23	56
24	64
25	72
26	74
27	76
28	81
29	86
30	92
31	96
32	98
33	104
34	106
35	108
36	112
37	122
38	128
39	144
40	148
41	152
42	162
43	169
44	172
45	178
46	184
47	192
48	196
49	202
50	206
51	208
52	212
53	214
54	216
55	224
56	243
57	244
58	256
59	262
60	288

n	a(n)
1	1
2	2
3	4
4	6
5	8
6	9
7	12
8	14
9	16
10	18
11	24
12	26
13	27
14	28
15	32
16	36
17	38
18	46
19	48
20	49
21	52
22	54
23	56
24	64
25	72
26	74
27	76
28	81
29	86
30	92
31	96
32	98
33	104
34	106
35	108
36	112
37	122
38	128
39	144
40	148
41	152
42	162
43	169
44	172
45	178
46	184
47	192
48	196
49	202
50	206
51	208
52	212
53	214
54	216
55	224
56	243
57	244
58	256
59	262
60	288