cp's OEIS Frontend

This is a front-end for the Online Encyclopedia of Integer Sequences, made by Christian Perfect. The idea is to provide OEIS entries in non-ancient HTML, and then to think about how they're presented visually. The source code is on GitHub.

A243065 Permutation of natural numbers, the odd bisection of A241909 halved; equally, a composition of A064216 and A241909: a(n) = A241909(A064216(n)).

Table of values

n a(n)
1 1
2 2
3 4
4 8
5 3
6 16
7 32
8 9
9 64
10 128
11 27
12 256
13 6
14 5
15 512
16 1024
17 81
18 18
19 2048
20 243
21 4096
22 8192
23 25
24 16384
25 12
26 729
27 32768
28 54
29 2187
30 65536
31 131072
32 125
33 162
34 262144
35 6561
36 524288
37 1048576
38 15
39 36
40 2097152
41 7
42 4194304
43 486
44 19683
45 8388608
46 108
47 59049
48 1458
49 16777216
50 625
51 33554432
52 67108864
53 75

List of values

[1, 2, 4, 8, 3, 16, 32, 9, 64, 128, 27, 256, 6, 5, 512, 1024, 81, 18, 2048, 243, 4096, 8192, 25, 16384, 12, 729, 32768, 54, 2187, 65536, 131072, 125, 162, 262144, 6561, 524288, 1048576, 15, 36, 2097152, 7, 4194304, 486, 19683, 8388608, 108, 59049, 1458, 16777216, 625, 33554432, 67108864, 75]

Started in 1964 by Neil J. A. Sloane | Maintained by The OEIS Foundation Inc.

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