A377792 - cp's OEIS frontend

A377792 Irregular triangle where row n lists squarefree composite k with lpf(k) = prime(n) such that m <= Omega(k), where lpf = A020639, m = floor(log k / log lpf(k)), and Omega = A001222.

n	a(n)
1	6
2	15
3	21
4	35
5	55
6	65
7	85
8	95
9	115
10	385
11	455
12	595
13	77
14	91
15	119
16	133
17	161
18	203
19	217
20	259
21	287
22	301
23	329
24	1001
25	1309
26	1463
27	1547
28	1729
29	1771
30	2093
31	2233
32	2261
33	2387
34	143
35	187
36	209
37	253
38	319
39	341
40	407
41	451
42	473
43	517
44	583
45	649
46	671
47	737
48	781
49	803
50	869
51	913
52	979
53	1067

[6, 15, 21, 35, 55, 65, 85, 95, 115, 385, 455, 595, 77, 91, 119, 133, 161, 203, 217, 259, 287, 301, 329, 1001, 1309, 1463, 1547, 1729, 1771, 2093, 2233, 2261, 2387, 143, 187, 209, 253, 319, 341, 407, 451, 473, 517, 583, 649, 671, 737, 781, 803, 869, 913, 979, 1067]

cp's OEIS Frontend

A377792 Irregular triangle where row n lists squarefree composite k with lpf(k) = prime(n) such that m <= Omega(k), where lpf = A020639, m = floor(log k / log lpf(k)), and Omega = A001222.

Table of values

List of values