A357976 - cp's OEIS frontend

A357976 Numbers with a divisor having the same sum of prime indices as their quotient.

n	a(n)
1	1
2	4
3	9
4	12
5	16
6	25
7	30
8	36
9	40
10	48
11	49
12	63
13	64
14	70
15	81
16	84
17	90
18	100
19	108
20	112
21	120
22	121
23	144
24	154
25	160
26	165
27	169
28	192
29	196
30	198
31	210
32	220
33	225
34	252
35	256
36	264
37	270
38	273
39	280
40	286
41	289
42	300
43	324
44	325
45	336
46	351
47	352
48	360
49	361
50	364
51	390
52	400
53	432
54	441
55	442
56	448

[1, 4, 9, 12, 16, 25, 30, 36, 40, 48, 49, 63, 64, 70, 81, 84, 90, 100, 108, 112, 120, 121, 144, 154, 160, 165, 169, 192, 196, 198, 210, 220, 225, 252, 256, 264, 270, 273, 280, 286, 289, 300, 324, 325, 336, 351, 352, 360, 361, 364, 390, 400, 432, 441, 442, 448]

cp's OEIS Frontend

A357976 Numbers with a divisor having the same sum of prime indices as their quotient.

Table of values

List of values

n	a(n)
1	1
2	4
3	9
4	12
5	16
6	25
7	30
8	36
9	40
10	48
11	49
12	63
13	64
14	70
15	81
16	84
17	90
18	100
19	108
20	112
21	120
22	121
23	144
24	154
25	160
26	165
27	169
28	192
29	196
30	198
31	210
32	220
33	225
34	252
35	256
36	264
37	270
38	273
39	280
40	286
41	289
42	300
43	324
44	325
45	336
46	351
47	352
48	360
49	361
50	364
51	390
52	400
53	432
54	441
55	442
56	448

n	a(n)
1	1
2	4
3	9
4	12
5	16
6	25
7	30
8	36
9	40
10	48
11	49
12	63
13	64
14	70
15	81
16	84
17	90
18	100
19	108
20	112
21	120
22	121
23	144
24	154
25	160
26	165
27	169
28	192
29	196
30	198
31	210
32	220
33	225
34	252
35	256
36	264
37	270
38	273
39	280
40	286
41	289
42	300
43	324
44	325
45	336
46	351
47	352
48	360
49	361
50	364
51	390
52	400
53	432
54	441
55	442
56	448

n	a(n)
1	1
2	4
3	9
4	12
5	16
6	25
7	30
8	36
9	40
10	48
11	49
12	63
13	64
14	70
15	81
16	84
17	90
18	100
19	108
20	112
21	120
22	121
23	144
24	154
25	160
26	165
27	169
28	192
29	196
30	198
31	210
32	220
33	225
34	252
35	256
36	264
37	270
38	273
39	280
40	286
41	289
42	300
43	324
44	325
45	336
46	351
47	352
48	360
49	361
50	364
51	390
52	400
53	432
54	441
55	442
56	448