A209641 - cp's OEIS frontend

A209641 A014486-codes for rooted plane trees where non-leaf branches can occur only as the leftmost branch of any level, but nowhere else. Sorted into ascending order.

n	a(n)
0	0
1	2
2	10
3	12
4	42
5	50
6	52
7	56
8	170
9	202
10	210
11	212
12	226
13	228
14	232
15	240
16	682
17	810
18	842
19	850
20	852
21	906
22	914
23	916
24	930
25	932
26	936
27	962
28	964
29	968
30	976
31	992
32	2730
33	3242
34	3370
35	3402
36	3410
37	3412
38	3626
39	3658
40	3666
41	3668
42	3722
43	3730
44	3732
45	3746
46	3748
47	3752
48	3850
49	3858
50	3860
51	3874
52	3876
53	3880
54	3906
55	3908
56	3912
57	3920
58	3970
59	3972

[0, 2, 10, 12, 42, 50, 52, 56, 170, 202, 210, 212, 226, 228, 232, 240, 682, 810, 842, 850, 852, 906, 914, 916, 930, 932, 936, 962, 964, 968, 976, 992, 2730, 3242, 3370, 3402, 3410, 3412, 3626, 3658, 3666, 3668, 3722, 3730, 3732, 3746, 3748, 3752, 3850, 3858, 3860, 3874, 3876, 3880, 3906, 3908, 3912, 3920, 3970, 3972]

cp's OEIS Frontend

A209641 A014486-codes for rooted plane trees where non-leaf branches can occur only as the leftmost branch of any level, but nowhere else. Sorted into ascending order.

Table of values

List of values