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.

A192165 Monotonic ordering of nonnegative differences 4^i-7^j, for 40>= i>=0, j>=0.

Table of values

n a(n)
1 0
2 3
3 9
4 15
5 57
6 63
7 207
8 249
9 255
10 681
11 975
12 1017
13 1023
14 1695
15 3753
16 4047
17 4089
18 4095
19 13983
20 16041
21 16335
22 16377
23 16383
24 48729
25 63135
26 65193
27 65487
28 65529
29 65535
30 144495
31 225033
32 245337
33 259743
34 261801
35 262095
36 262137
37 262143
38 930927
39 1031769
40 1046175

List of values

[0, 3, 9, 15, 57, 63, 207, 249, 255, 681, 975, 1017, 1023, 1695, 3753, 4047, 4089, 4095, 13983, 16041, 16335, 16377, 16383, 48729, 63135, 65193, 65487, 65529, 65535, 144495, 225033, 245337, 259743, 261801, 262095, 262137, 262143, 930927, 1031769, 1046175]