A277815 - cp's OEIS frontend

A277815 a(n) = the largest k < n for which A264977(k) = A264977(n), or 0 if no such k exists.

n	a(n)
0	0
1	0
2	0
3	0
4	0
5	1
6	0
7	0
8	0
9	0
10	2
11	7
12	0
13	5
14	0
15	0
16	0
17	0
18	0
19	11
20	4
21	9
22	14
23	0
24	0
25	17
26	10
27	15
28	0
29	13
30	0
31	0
32	0
33	0
34	0
35	19
36	0
37	25
38	22
39	3
40	8
41	29
42	18
43	23
44	28
45	21
46	0
47	0
48	0
49	0
50	34
51	27
52	20
53	37
54	30
55	47
56	0
57	33
58	26
59	31
60	0
61	41
62	0
63	0
64	0
65	0
66	0
67	35
68	0
69	57
70	38
71	55
72	0
73	0
74	50
75	39
76	44
77	53
78	6
79	43
80	16
81	0
82	58
83	79
84	36
85	61
86	46
87	0
88	56
89	73
90	42
91	71
92	0
93	45
94	0
95	0
96	0
97	0
98	0
99	51

[0, 0, 0, 0, 0, 1, 0, 0, 0, 0, 2, 7, 0, 5, 0, 0, 0, 0, 0, 11, 4, 9, 14, 0, 0, 17, 10, 15, 0, 13, 0, 0, 0, 0, 0, 19, 0, 25, 22, 3, 8, 29, 18, 23, 28, 21, 0, 0, 0, 0, 34, 27, 20, 37, 30, 47, 0, 33, 26, 31, 0, 41, 0, 0, 0, 0, 0, 35, 0, 57, 38, 55, 0, 0, 50, 39, 44, 53, 6, 43, 16, 0, 58, 79, 36, 61, 46, 0, 56, 73, 42, 71, 0, 45, 0, 0, 0, 0, 0, 51]

cp's OEIS Frontend

A277815 a(n) = the largest k < n for which A264977(k) = A264977(n), or 0 if no such k exists.

Table of values

List of values

n	a(n)
0	0
1	0
2	0
3	0
4	0
5	1
6	0
7	0
8	0
9	0
10	2
11	7
12	0
13	5
14	0
15	0
16	0
17	0
18	0
19	11
20	4
21	9
22	14
23	0
24	0
25	17
26	10
27	15
28	0
29	13
30	0
31	0
32	0
33	0
34	0
35	19
36	0
37	25
38	22
39	3
40	8
41	29
42	18
43	23
44	28
45	21
46	0
47	0
48	0
49	0
50	34
51	27
52	20
53	37
54	30
55	47
56	0
57	33
58	26
59	31
60	0
61	41
62	0
63	0
64	0
65	0
66	0
67	35
68	0
69	57
70	38
71	55
72	0
73	0
74	50
75	39
76	44
77	53
78	6
79	43
80	16
81	0
82	58
83	79
84	36
85	61
86	46
87	0
88	56
89	73
90	42
91	71
92	0
93	45
94	0
95	0
96	0
97	0
98	0
99	51

n	a(n)
0	0
1	0
2	0
3	0
4	0
5	1
6	0
7	0
8	0
9	0
10	2
11	7
12	0
13	5
14	0
15	0
16	0
17	0
18	0
19	11
20	4
21	9
22	14
23	0
24	0
25	17
26	10
27	15
28	0
29	13
30	0
31	0
32	0
33	0
34	0
35	19
36	0
37	25
38	22
39	3
40	8
41	29
42	18
43	23
44	28
45	21
46	0
47	0
48	0
49	0
50	34
51	27
52	20
53	37
54	30
55	47
56	0
57	33
58	26
59	31
60	0
61	41
62	0
63	0
64	0
65	0
66	0
67	35
68	0
69	57
70	38
71	55
72	0
73	0
74	50
75	39
76	44
77	53
78	6
79	43
80	16
81	0
82	58
83	79
84	36
85	61
86	46
87	0
88	56
89	73
90	42
91	71
92	0
93	45
94	0
95	0
96	0
97	0
98	0
99	51

n	a(n)
0	0
1	0
2	0
3	0
4	0
5	1
6	0
7	0
8	0
9	0
10	2
11	7
12	0
13	5
14	0
15	0
16	0
17	0
18	0
19	11
20	4
21	9
22	14
23	0
24	0
25	17
26	10
27	15
28	0
29	13
30	0
31	0
32	0
33	0
34	0
35	19
36	0
37	25
38	22
39	3
40	8
41	29
42	18
43	23
44	28
45	21
46	0
47	0
48	0
49	0
50	34
51	27
52	20
53	37
54	30
55	47
56	0
57	33
58	26
59	31
60	0
61	41
62	0
63	0
64	0
65	0
66	0
67	35
68	0
69	57
70	38
71	55
72	0
73	0
74	50
75	39
76	44
77	53
78	6
79	43
80	16
81	0
82	58
83	79
84	36
85	61
86	46
87	0
88	56
89	73
90	42
91	71
92	0
93	45
94	0
95	0
96	0
97	0
98	0
99	51