A263092 - cp's OEIS frontend

A263092 Numbers whose squares are in A236562; numbers n such that there is at least one such k for which k - d(k) = n^2, where d(k) is the number of divisors of k (A000005).

n	a(n)
0	0
1	1
2	2
3	3
4	4
5	9
6	11
7	12
8	13
9	15
10	17
11	19
12	21
13	23
14	24
15	25
16	29
17	30
18	31
19	32
20	33
21	36
22	38
23	39
24	40
25	41
26	42
27	43
28	44
29	45
30	48
31	49
32	51
33	52
34	53
35	55
36	57
37	61
38	63
39	64
40	65
41	66
42	68
43	69
44	70
45	71
46	72
47	74
48	75
49	76
50	77
51	79
52	80
53	81
54	83
55	84
56	86
57	87
58	88
59	91
60	92
61	93
62	96
63	97
64	99
65	101
66	102
67	105
68	107
69	108
70	109

[0, 1, 2, 3, 4, 9, 11, 12, 13, 15, 17, 19, 21, 23, 24, 25, 29, 30, 31, 32, 33, 36, 38, 39, 40, 41, 42, 43, 44, 45, 48, 49, 51, 52, 53, 55, 57, 61, 63, 64, 65, 66, 68, 69, 70, 71, 72, 74, 75, 76, 77, 79, 80, 81, 83, 84, 86, 87, 88, 91, 92, 93, 96, 97, 99, 101, 102, 105, 107, 108, 109]

cp's OEIS Frontend

A263092 Numbers whose squares are in A236562; numbers n such that there is at least one such k for which k - d(k) = n^2, where d(k) is the number of divisors of k (A000005).

Table of values

List of values

n	a(n)
0	0
1	1
2	2
3	3
4	4
5	9
6	11
7	12
8	13
9	15
10	17
11	19
12	21
13	23
14	24
15	25
16	29
17	30
18	31
19	32
20	33
21	36
22	38
23	39
24	40
25	41
26	42
27	43
28	44
29	45
30	48
31	49
32	51
33	52
34	53
35	55
36	57
37	61
38	63
39	64
40	65
41	66
42	68
43	69
44	70
45	71
46	72
47	74
48	75
49	76
50	77
51	79
52	80
53	81
54	83
55	84
56	86
57	87
58	88
59	91
60	92
61	93
62	96
63	97
64	99
65	101
66	102
67	105
68	107
69	108
70	109

n	a(n)
0	0
1	1
2	2
3	3
4	4
5	9
6	11
7	12
8	13
9	15
10	17
11	19
12	21
13	23
14	24
15	25
16	29
17	30
18	31
19	32
20	33
21	36
22	38
23	39
24	40
25	41
26	42
27	43
28	44
29	45
30	48
31	49
32	51
33	52
34	53
35	55
36	57
37	61
38	63
39	64
40	65
41	66
42	68
43	69
44	70
45	71
46	72
47	74
48	75
49	76
50	77
51	79
52	80
53	81
54	83
55	84
56	86
57	87
58	88
59	91
60	92
61	93
62	96
63	97
64	99
65	101
66	102
67	105
68	107
69	108
70	109

n	a(n)
0	0
1	1
2	2
3	3
4	4
5	9
6	11
7	12
8	13
9	15
10	17
11	19
12	21
13	23
14	24
15	25
16	29
17	30
18	31
19	32
20	33
21	36
22	38
23	39
24	40
25	41
26	42
27	43
28	44
29	45
30	48
31	49
32	51
33	52
34	53
35	55
36	57
37	61
38	63
39	64
40	65
41	66
42	68
43	69
44	70
45	71
46	72
47	74
48	75
49	76
50	77
51	79
52	80
53	81
54	83
55	84
56	86
57	87
58	88
59	91
60	92
61	93
62	96
63	97
64	99
65	101
66	102
67	105
68	107
69	108
70	109