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.

A192169 Monotonic ordering of nonnegative differences 4^i-9^j, for 40>= i>=0, j>=0.

Table of values

n a(n)
1 0
2 3
3 7
4 15
5 55
6 63
7 175
8 247
9 255
10 295
11 943
12 1015
13 1023
14 3367
15 4015
16 4087
17 4095
18 6487
19 9823
20 15655
21 16303
22 16375
23 16383
24 58975
25 64807
26 65455
27 65527
28 65535
29 203095
30 255583
31 261415
32 262063
33 262135
34 262143
35 517135
36 989527
37 1042015
38 1047847
39 1048495
40 1048567

List of values

[0, 3, 7, 15, 55, 63, 175, 247, 255, 295, 943, 1015, 1023, 3367, 4015, 4087, 4095, 6487, 9823, 15655, 16303, 16375, 16383, 58975, 64807, 65455, 65527, 65535, 203095, 255583, 261415, 262063, 262135, 262143, 517135, 989527, 1042015, 1047847, 1048495, 1048567]