A242419 - cp's OEIS frontend

A242419 Reverse both the exponents and the deltas of the indices of distinct primes present in the prime factorization of n.

n	a(n)
1	1
2	2
3	3
4	4
5	5
6	6
7	7
8	8
9	9
10	15
11	11
12	18
13	13
14	35
15	10
16	16
17	17
18	12
19	19
20	75
21	21
22	77
23	23
24	54
25	25
26	143
27	27
28	245
29	29
30	30
31	31
32	32
33	55
34	221
35	14
36	36
37	37
38	323
39	91
40	375
41	41
42	105
43	43
44	847
45	50
46	437
47	47
48	162
49	49
50	45
51	187
52	1859
53	53
54	24
55	33
56	1715
57	247
58	667
59	59
60	150
61	61
62	899
63	147
64	64
65	65

[1, 2, 3, 4, 5, 6, 7, 8, 9, 15, 11, 18, 13, 35, 10, 16, 17, 12, 19, 75, 21, 77, 23, 54, 25, 143, 27, 245, 29, 30, 31, 32, 55, 221, 14, 36, 37, 323, 91, 375, 41, 105, 43, 847, 50, 437, 47, 162, 49, 45, 187, 1859, 53, 24, 33, 1715, 247, 667, 59, 150, 61, 899, 147, 64, 65]

cp's OEIS Frontend

A242419 Reverse both the exponents and the deltas of the indices of distinct primes present in the prime factorization of n.

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List of values