A308970 - cp's OEIS frontend

A308970 Smallest prime factor of A001008(n), numerator of n-th harmonic number; a(1) = 1.

n	a(n)
1	1
2	3
3	11
4	5
5	137
6	7
7	3
8	761
9	7129
10	11
11	97
12	13
13	29
14	1049
15	29
16	17
17	37
18	19
19	37
20	5
21	18858053
22	3
23	761
24	5
25	109
26	34395742267
27	521
28	29
29	43
30	31
31	109
32	2917
33	269
34	3583
35	397
36	37
37	10839223
38	199
39	737281
40	41
41	85691034670497533
42	7
43	140473
44	109
45	1553
46	47
47	911
48	7
49	23982193
50	61
51	227
52	53
53	941
54	5953

[1, 3, 11, 5, 137, 7, 3, 761, 7129, 11, 97, 13, 29, 1049, 29, 17, 37, 19, 37, 5, 18858053, 3, 761, 5, 109, 34395742267, 521, 29, 43, 31, 109, 2917, 269, 3583, 397, 37, 10839223, 199, 737281, 41, 85691034670497533, 7, 140473, 109, 1553, 47, 911, 7, 23982193, 61, 227, 53, 941, 5953]

cp's OEIS Frontend

A308970 Smallest prime factor of A001008(n), numerator of n-th harmonic number; a(1) = 1.

Table of values

List of values