A145521 - cp's OEIS frontend

A145521 Take the primes raised to prime exponents, arranged in numerical order (A053810). If A053810(n) = r(n)^q(n), where r(n) and q(n) are primes, then a(n) = q(n)^r(n).

n	a(n)
1	4
2	9
3	8
4	32
5	27
6	25
7	128
8	2048
9	243
10	49
11	8192
12	125
13	131072
14	2187
15	524288
16	8388608
17	536870912
18	2147483648
19	177147
20	137438953472
21	2199023255552
22	8796093022208
23	121
24	343
25	1594323
26	140737488355328
27	9007199254740992
28	3125
29	576460752303423488
30	2305843009213693952
31	147573952589676412928

[4, 9, 8, 32, 27, 25, 128, 2048, 243, 49, 8192, 125, 131072, 2187, 524288, 8388608, 536870912, 2147483648, 177147, 137438953472, 2199023255552, 8796093022208, 121, 343, 1594323, 140737488355328, 9007199254740992, 3125, 576460752303423488, 2305843009213693952, 147573952589676412928]

cp's OEIS Frontend

A145521 Take the primes raised to prime exponents, arranged in numerical order (A053810). If A053810(n) = r(n)^q(n), where r(n) and q(n) are primes, then a(n) = q(n)^r(n).

Table of values

List of values