A183217 - cp's OEIS frontend

A183217 Complement of the pentagonal numbers.

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

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

cp's OEIS Frontend

A183217 Complement of the pentagonal numbers.

Table of values

List of values

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

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

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