A046352 - cp's OEIS frontend

A046352 Composite numbers whose sum of prime factors is palindromic (counted with multiplicity).

n	a(n)
1	4
2	6
3	8
4	9
5	10
6	12
7	14
8	15
9	16
10	18
11	20
12	24
13	27
14	28
15	40
16	45
17	48
18	54
19	57
20	62
21	85
22	102
23	106
24	116
25	121
26	123
27	182
28	194
29	218
30	259
31	260
32	278
33	292
34	298
35	305
36	308
37	312
38	351
39	358
40	366
41	370
42	388
43	403
44	413
45	415
46	428
47	440
48	444
49	483
50	495
51	498
52	508
53	528
54	548
55	568
56	575
57	590

[4, 6, 8, 9, 10, 12, 14, 15, 16, 18, 20, 24, 27, 28, 40, 45, 48, 54, 57, 62, 85, 102, 106, 116, 121, 123, 182, 194, 218, 259, 260, 278, 292, 298, 305, 308, 312, 351, 358, 366, 370, 388, 403, 413, 415, 428, 440, 444, 483, 495, 498, 508, 528, 548, 568, 575, 590]

cp's OEIS Frontend

A046352 Composite numbers whose sum of prime factors is palindromic (counted with multiplicity).

Table of values

List of values

n	a(n)
1	4
2	6
3	8
4	9
5	10
6	12
7	14
8	15
9	16
10	18
11	20
12	24
13	27
14	28
15	40
16	45
17	48
18	54
19	57
20	62
21	85
22	102
23	106
24	116
25	121
26	123
27	182
28	194
29	218
30	259
31	260
32	278
33	292
34	298
35	305
36	308
37	312
38	351
39	358
40	366
41	370
42	388
43	403
44	413
45	415
46	428
47	440
48	444
49	483
50	495
51	498
52	508
53	528
54	548
55	568
56	575
57	590

n	a(n)
1	4
2	6
3	8
4	9
5	10
6	12
7	14
8	15
9	16
10	18
11	20
12	24
13	27
14	28
15	40
16	45
17	48
18	54
19	57
20	62
21	85
22	102
23	106
24	116
25	121
26	123
27	182
28	194
29	218
30	259
31	260
32	278
33	292
34	298
35	305
36	308
37	312
38	351
39	358
40	366
41	370
42	388
43	403
44	413
45	415
46	428
47	440
48	444
49	483
50	495
51	498
52	508
53	528
54	548
55	568
56	575
57	590

n	a(n)
1	4
2	6
3	8
4	9
5	10
6	12
7	14
8	15
9	16
10	18
11	20
12	24
13	27
14	28
15	40
16	45
17	48
18	54
19	57
20	62
21	85
22	102
23	106
24	116
25	121
26	123
27	182
28	194
29	218
30	259
31	260
32	278
33	292
34	298
35	305
36	308
37	312
38	351
39	358
40	366
41	370
42	388
43	403
44	413
45	415
46	428
47	440
48	444
49	483
50	495
51	498
52	508
53	528
54	548
55	568
56	575
57	590