A347401 - cp's OEIS frontend

A347401 Lexicographically earliest sequence of distinct terms > 0 such that the sum n + a(n) forms a palindrome in base 10.

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

[1, 2, 3, 4, 6, 5, 15, 14, 13, 12, 11, 10, 9, 8, 7, 17, 16, 26, 25, 24, 23, 22, 21, 20, 19, 18, 28, 27, 37, 36, 35, 34, 33, 32, 31, 30, 29, 39, 38, 48, 47, 46, 45, 44, 43, 42, 41, 40, 50, 49, 60, 59, 58, 57, 56, 55, 54, 53, 52, 51, 70, 69, 68, 67, 66, 65, 64, 63, 62, 61, 80, 79, 78, 77, 76, 75, 74, 73]

cp's OEIS Frontend

A347401 Lexicographically earliest sequence of distinct terms > 0 such that the sum n + a(n) forms a palindrome in base 10.

Table of values

List of values

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

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

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