A266637 - cp's OEIS frontend

A266637 a(1) = 1; for n > 1, if A192490(2*n + 1) = 1 [when 2n+1 is a Ludic number] a(n) = A003309(1+a(A266350(n)-1)), otherwise a(n) = A192607(a(n-A266350(n))).

n	a(n)
1	1
2	2
3	3
4	4
5	5
6	7
7	6
8	11
9	8
10	9
11	17
12	13
13	10
14	37
15	14
16	12
17	19
18	23
19	15
20	25
21	67
22	16
23	43
24	27
25	21
26	29
27	18
28	52
29	22
30	181
31	20
32	30
33	47
34	34
35	41
36	24
37	36
38	77
39	88
40	26
41	97
42	59
43	39
44	53
45	115
46	32
47	42
48	407
49	28
50	70
51	33
52	224
53	61
54	31
55	44
56	64
57	227
58	49
59	121
60	89
61	57
62	35
63	131
64	51
65	71
66	101
67	113
68	38
69	125
70	79
71	287
72	55
73	72
74	91
75	146
76	46
77	58
78	1361

[1, 2, 3, 4, 5, 7, 6, 11, 8, 9, 17, 13, 10, 37, 14, 12, 19, 23, 15, 25, 67, 16, 43, 27, 21, 29, 18, 52, 22, 181, 20, 30, 47, 34, 41, 24, 36, 77, 88, 26, 97, 59, 39, 53, 115, 32, 42, 407, 28, 70, 33, 224, 61, 31, 44, 64, 227, 49, 121, 89, 57, 35, 131, 51, 71, 101, 113, 38, 125, 79, 287, 55, 72, 91, 146, 46, 58, 1361]

cp's OEIS Frontend

A266637 a(1) = 1; for n > 1, if A192490(2*n + 1) = 1 [when 2n+1 is a Ludic number] a(n) = A003309(1+a(A266350(n)-1)), otherwise a(n) = A192607(a(n-A266350(n))).

Table of values

List of values