A372283 - cp's OEIS frontend

A372283 Array read by upward antidiagonals: A(n, k) = R(A(n-1, k)) for n > 1, k >= 1; A(1, k) = 2*k-1, where Reduced Collatz function R(n) gives the odd part of 3n+1.

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

[1, 1, 3, 1, 5, 5, 1, 1, 1, 7, 1, 1, 1, 11, 9, 1, 1, 1, 17, 7, 11, 1, 1, 1, 13, 11, 17, 13, 1, 1, 1, 5, 17, 13, 5, 15, 1, 1, 1, 1, 13, 5, 1, 23, 17, 1, 1, 1, 1, 5, 1, 1, 35, 13, 19, 1, 1, 1, 1, 1, 1, 1, 53, 5, 29, 21, 1, 1, 1, 1, 1, 1, 1, 5, 1, 11, 1, 23, 1, 1, 1, 1, 1, 1, 1, 1, 1, 17, 1, 35, 25]

cp's OEIS Frontend

A372283 Array read by upward antidiagonals: A(n, k) = R(A(n-1, k)) for n > 1, k >= 1; A(1, k) = 2*k-1, where Reduced Collatz function R(n) gives the odd part of 3n+1.

Table of values

List of values

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

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

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