A254636 - cp's OEIS frontend

A254636 Numbers that cannot be represented as x*y + x + y, where x>=y>1.

n	a(n)
1	0
2	1
3	2
4	3
5	4
6	5
7	6
8	7
9	9
10	10
11	12
12	13
13	16
14	18
15	21
16	22
17	25
18	28
19	30
20	33
21	36
22	37
23	40
24	42
25	45
26	46
27	52
28	57
29	58
30	60
31	61
32	66
33	70
34	72
35	73
36	78
37	81
38	82
39	85
40	88
41	93
42	96
43	100
44	102
45	105
46	106
47	108
48	112
49	117
50	121
51	126
52	130
53	133
54	136
55	138
56	141
57	145
58	148
59	150
60	156
61	157
62	162
63	165
64	166
65	172

[0, 1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 13, 16, 18, 21, 22, 25, 28, 30, 33, 36, 37, 40, 42, 45, 46, 52, 57, 58, 60, 61, 66, 70, 72, 73, 78, 81, 82, 85, 88, 93, 96, 100, 102, 105, 106, 108, 112, 117, 121, 126, 130, 133, 136, 138, 141, 145, 148, 150, 156, 157, 162, 165, 166, 172]

cp's OEIS Frontend

A254636 Numbers that cannot be represented as x*y + x + y, where x>=y>1.

Table of values

List of values

n	a(n)
1	0
2	1
3	2
4	3
5	4
6	5
7	6
8	7
9	9
10	10
11	12
12	13
13	16
14	18
15	21
16	22
17	25
18	28
19	30
20	33
21	36
22	37
23	40
24	42
25	45
26	46
27	52
28	57
29	58
30	60
31	61
32	66
33	70
34	72
35	73
36	78
37	81
38	82
39	85
40	88
41	93
42	96
43	100
44	102
45	105
46	106
47	108
48	112
49	117
50	121
51	126
52	130
53	133
54	136
55	138
56	141
57	145
58	148
59	150
60	156
61	157
62	162
63	165
64	166
65	172

n	a(n)
1	0
2	1
3	2
4	3
5	4
6	5
7	6
8	7
9	9
10	10
11	12
12	13
13	16
14	18
15	21
16	22
17	25
18	28
19	30
20	33
21	36
22	37
23	40
24	42
25	45
26	46
27	52
28	57
29	58
30	60
31	61
32	66
33	70
34	72
35	73
36	78
37	81
38	82
39	85
40	88
41	93
42	96
43	100
44	102
45	105
46	106
47	108
48	112
49	117
50	121
51	126
52	130
53	133
54	136
55	138
56	141
57	145
58	148
59	150
60	156
61	157
62	162
63	165
64	166
65	172

n	a(n)
1	0
2	1
3	2
4	3
5	4
6	5
7	6
8	7
9	9
10	10
11	12
12	13
13	16
14	18
15	21
16	22
17	25
18	28
19	30
20	33
21	36
22	37
23	40
24	42
25	45
26	46
27	52
28	57
29	58
30	60
31	61
32	66
33	70
34	72
35	73
36	78
37	81
38	82
39	85
40	88
41	93
42	96
43	100
44	102
45	105
46	106
47	108
48	112
49	117
50	121
51	126
52	130
53	133
54	136
55	138
56	141
57	145
58	148
59	150
60	156
61	157
62	162
63	165
64	166
65	172