A244986 - cp's OEIS frontend

A244986 a(n) = Position of 2^n among the numbers which are divisible by the square of their highest noncomposite factor (i.e., the union of {1} and A070003), 0 if not there.

n	a(n)
0	1
1	0
2	2
3	3
4	5
5	9
6	14
7	23
8	37
9	58
10	90
11	143
12	225
13	355
14	563
15	894
16	1426
17	2277
18	3643
19	5839
20	9398
21	15155
22	24518
23	39758
24	64607
25	105250
26	171874
27	281237
28	461255
29	758040
30	1248270

[1, 0, 2, 3, 5, 9, 14, 23, 37, 58, 90, 143, 225, 355, 563, 894, 1426, 2277, 3643, 5839, 9398, 15155, 24518, 39758, 64607, 105250, 171874, 281237, 461255, 758040, 1248270]

cp's OEIS Frontend

A244986 a(n) = Position of 2^n among the numbers which are divisible by the square of their highest noncomposite factor (i.e., the union of {1} and A070003), 0 if not there.

Table of values

List of values