A157938 - cp's OEIS frontend

A157938 Numbers n divisible by the least prime >= sqrt(n) but not by the largest prime <= sqrt(n).

n	a(n)
1	10
2	20
3	28
4	42
5	55
6	66
7	88
8	99
9	110
10	130
11	156
12	170
13	187
14	204
15	238
16	255
17	272
18	304
19	342
20	368
21	391
22	414
23	460
24	483
25	506
26	551
27	580
28	609
29	638
30	696
31	725
32	754
33	783
34	812
35	868
36	930
37	962
38	999
39	1036
40	1073
41	1110
42	1184
43	1221
44	1258
45	1295
46	1332
47	1394
48	1435
49	1476
50	1558

[10, 20, 28, 42, 55, 66, 88, 99, 110, 130, 156, 170, 187, 204, 238, 255, 272, 304, 342, 368, 391, 414, 460, 483, 506, 551, 580, 609, 638, 696, 725, 754, 783, 812, 868, 930, 962, 999, 1036, 1073, 1110, 1184, 1221, 1258, 1295, 1332, 1394, 1435, 1476, 1558]

cp's OEIS Frontend

A157938 Numbers n divisible by the least prime >= sqrt(n) but not by the largest prime <= sqrt(n).

Table of values

List of values