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.

A259377 Palindromic numbers in bases 3 and 7 written in base 10.

Table of values

n a(n)
1 0
2 1
3 2
4 4
5 8
6 16
7 40
8 100
9 121
10 142
11 164
12 242
13 328
14 400
15 1312
16 8200
17 9103
18 14762
19 54008
20 76024
21 108016
22 112048
23 233920
24 532900
25 639721
26 741586
27 2585488
28 3316520
29 11502842
30 24919360
31 35664908
32 87001616
33 184827640
34 4346524576
35 5642510512
36 11641189600
37 65304259157
38 68095147754
39 469837033600
40 830172165614
41 17136683996456
42 21772277941544
43 22666883572232
44 45221839119556

List of values

[0, 1, 2, 4, 8, 16, 40, 100, 121, 142, 164, 242, 328, 400, 1312, 8200, 9103, 14762, 54008, 76024, 108016, 112048, 233920, 532900, 639721, 741586, 2585488, 3316520, 11502842, 24919360, 35664908, 87001616, 184827640, 4346524576, 5642510512, 11641189600, 65304259157, 68095147754, 469837033600, 830172165614, 17136683996456, 21772277941544, 22666883572232, 45221839119556]

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

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