A356991 - cp's OEIS frontend

A356991 a(n) = b(n) + b(n - b(n)) for n >= 2, where b(n) = A356998(n).

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

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

cp's OEIS Frontend

A356991 a(n) = b(n) + b(n - b(n)) for n >= 2, where b(n) = A356998(n).

Table of values

List of values

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

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

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