A112108 - cp's OEIS frontend

A112108 Unique sequence of numbers {1,2,3,4} where g.f. A(x) satisfies A(x) = B(B(B(B(x)))) (4th self-COMPOSE) such that B(x) is an integer series, with A(0) = 0.

n	a(n)
1	1
2	4
3	4
4	2
5	4
6	2
7	4
8	4
9	2
10	4
11	4
12	2
13	2
14	4
15	4
16	2
17	2
18	4
19	4
20	3
21	4
22	3
23	2
24	4
25	1
26	2
27	4
28	2
29	3
30	1
31	4
32	2
33	4
34	3
35	1
36	4
37	4
38	4
39	2
40	2
41	2
42	3
43	3
44	2
45	3
46	2
47	2
48	4
49	1
50	4
51	2
52	2
53	1
54	4
55	3
56	3
57	3
58	1
59	1
60	3
61	3
62	4
63	4
64	3
65	3
66	3
67	3
68	1
69	4
70	4
71	3
72	2
73	4
74	2
75	2
76	2
77	1
78	3
79	4
80	2
81	3
82	3
83	1
84	4
85	2
86	3
87	1
88	1
89	3
90	3
91	4
92	2
93	4
94	3
95	1
96	4
97	3
98	2
99	1
100	1
101	1
102	2
103	1
104	4
105	4

[1, 4, 4, 2, 4, 2, 4, 4, 2, 4, 4, 2, 2, 4, 4, 2, 2, 4, 4, 3, 4, 3, 2, 4, 1, 2, 4, 2, 3, 1, 4, 2, 4, 3, 1, 4, 4, 4, 2, 2, 2, 3, 3, 2, 3, 2, 2, 4, 1, 4, 2, 2, 1, 4, 3, 3, 3, 1, 1, 3, 3, 4, 4, 3, 3, 3, 3, 1, 4, 4, 3, 2, 4, 2, 2, 2, 1, 3, 4, 2, 3, 3, 1, 4, 2, 3, 1, 1, 3, 3, 4, 2, 4, 3, 1, 4, 3, 2, 1, 1, 1, 2, 1, 4, 4]

cp's OEIS Frontend

A112108 Unique sequence of numbers {1,2,3,4} where g.f. A(x) satisfies A(x) = B(B(B(B(x)))) (4th self-COMPOSE) such that B(x) is an integer series, with A(0) = 0.

Table of values

List of values

n	a(n)
1	1
2	4
3	4
4	2
5	4
6	2
7	4
8	4
9	2
10	4
11	4
12	2
13	2
14	4
15	4
16	2
17	2
18	4
19	4
20	3
21	4
22	3
23	2
24	4
25	1
26	2
27	4
28	2
29	3
30	1
31	4
32	2
33	4
34	3
35	1
36	4
37	4
38	4
39	2
40	2
41	2
42	3
43	3
44	2
45	3
46	2
47	2
48	4
49	1
50	4
51	2
52	2
53	1
54	4
55	3
56	3
57	3
58	1
59	1
60	3
61	3
62	4
63	4
64	3
65	3
66	3
67	3
68	1
69	4
70	4
71	3
72	2
73	4
74	2
75	2
76	2
77	1
78	3
79	4
80	2
81	3
82	3
83	1
84	4
85	2
86	3
87	1
88	1
89	3
90	3
91	4
92	2
93	4
94	3
95	1
96	4
97	3
98	2
99	1
100	1
101	1
102	2
103	1
104	4
105	4

n	a(n)
1	1
2	4
3	4
4	2
5	4
6	2
7	4
8	4
9	2
10	4
11	4
12	2
13	2
14	4
15	4
16	2
17	2
18	4
19	4
20	3
21	4
22	3
23	2
24	4
25	1
26	2
27	4
28	2
29	3
30	1
31	4
32	2
33	4
34	3
35	1
36	4
37	4
38	4
39	2
40	2
41	2
42	3
43	3
44	2
45	3
46	2
47	2
48	4
49	1
50	4
51	2
52	2
53	1
54	4
55	3
56	3
57	3
58	1
59	1
60	3
61	3
62	4
63	4
64	3
65	3
66	3
67	3
68	1
69	4
70	4
71	3
72	2
73	4
74	2
75	2
76	2
77	1
78	3
79	4
80	2
81	3
82	3
83	1
84	4
85	2
86	3
87	1
88	1
89	3
90	3
91	4
92	2
93	4
94	3
95	1
96	4
97	3
98	2
99	1
100	1
101	1
102	2
103	1
104	4
105	4

n	a(n)
1	1
2	4
3	4
4	2
5	4
6	2
7	4
8	4
9	2
10	4
11	4
12	2
13	2
14	4
15	4
16	2
17	2
18	4
19	4
20	3
21	4
22	3
23	2
24	4
25	1
26	2
27	4
28	2
29	3
30	1
31	4
32	2
33	4
34	3
35	1
36	4
37	4
38	4
39	2
40	2
41	2
42	3
43	3
44	2
45	3
46	2
47	2
48	4
49	1
50	4
51	2
52	2
53	1
54	4
55	3
56	3
57	3
58	1
59	1
60	3
61	3
62	4
63	4
64	3
65	3
66	3
67	3
68	1
69	4
70	4
71	3
72	2
73	4
74	2
75	2
76	2
77	1
78	3
79	4
80	2
81	3
82	3
83	1
84	4
85	2
86	3
87	1
88	1
89	3
90	3
91	4
92	2
93	4
94	3
95	1
96	4
97	3
98	2
99	1
100	1
101	1
102	2
103	1
104	4
105	4