A371900 - cp's OEIS frontend

A371900 Numbers k such that k+1 is composite and A371641(k) != p^2 where p = A020639(k+1) is the smallest prime factor of k+1.

n	a(n)
1	406
2	766
3	988
4	1036
5	1072
6	1138
7	1246
8	1396
9	1402
10	1456
11	1500
12	1642
13	1738
14	1762
15	1768
16	1816
17	1918
18	1926
19	1942
20	2076
21	2116
22	2158
23	2182
24	2278
25	2506
26	2716
27	2746
28	2812
29	2866
30	2920
31	2992
32	3076
33	3148
34	3172
35	3286
36	3316
37	3382
38	3496
39	3568
40	3682
41	3706
42	3712
43	3742
44	3762

[406, 766, 988, 1036, 1072, 1138, 1246, 1396, 1402, 1456, 1500, 1642, 1738, 1762, 1768, 1816, 1918, 1926, 1942, 2076, 2116, 2158, 2182, 2278, 2506, 2716, 2746, 2812, 2866, 2920, 2992, 3076, 3148, 3172, 3286, 3316, 3382, 3496, 3568, 3682, 3706, 3712, 3742, 3762]

cp's OEIS Frontend

A371900 Numbers k such that k+1 is composite and A371641(k) != p^2 where p = A020639(k+1) is the smallest prime factor of k+1.

Table of values

List of values