A090884 - cp's OEIS frontend

A090884 a(n) is the derivative of n via transport of structure from polynomials. Completely multiplicative with a(2) = 1, a(prime(i+1)) = prime(i)^i for i > 0.

n	a(n)
1	1
2	1
3	2
4	1
5	9
6	2
7	125
8	1
9	4
10	9
11	2401
12	2
13	161051
14	125
15	18
16	1
17	4826809
18	4
19	410338673
20	9
21	250
22	2401
23	16983563041
24	2
25	81
26	161051
27	8
28	125
29	1801152661463
30	18
31	420707233300201
32	1
33	4802
34	4826809
35	1125
36	4
37	25408476896404831
38	410338673
39	322102
40	9

[1, 1, 2, 1, 9, 2, 125, 1, 4, 9, 2401, 2, 161051, 125, 18, 1, 4826809, 4, 410338673, 9, 250, 2401, 16983563041, 2, 81, 161051, 8, 125, 1801152661463, 18, 420707233300201, 1, 4802, 4826809, 1125, 4, 25408476896404831, 410338673, 322102, 9]

cp's OEIS Frontend

A090884 a(n) is the derivative of n via transport of structure from polynomials. Completely multiplicative with a(2) = 1, a(prime(i+1)) = prime(i)^i for i > 0.

Table of values

List of values