A231231 - cp's OEIS frontend

A231231 Numbers m such that, in the prime factorization of m, the product of the exponents equals the sum of prime factors and exponents.

n	a(n)
1	432
2	648
3	1152
4	4000
5	5400
6	8748
7	9000
8	12800
9	12960
10	13500
11	17280
12	19440
13	21952
14	25000
15	48000
16	48384
17	50625
18	60000
19	78400
20	87480
21	100352
22	114048
23	150000
24	189000
25	202176
26	263424
27	303264
28	303750
29	304128
30	340736
31	356400
32	367416
33	368640
34	370440
35	374544
36	384912

[432, 648, 1152, 4000, 5400, 8748, 9000, 12800, 12960, 13500, 17280, 19440, 21952, 25000, 48000, 48384, 50625, 60000, 78400, 87480, 100352, 114048, 150000, 189000, 202176, 263424, 303264, 303750, 304128, 340736, 356400, 367416, 368640, 370440, 374544, 384912]

cp's OEIS Frontend

A231231 Numbers m such that, in the prime factorization of m, the product of the exponents equals the sum of prime factors and exponents.

Table of values

List of values