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.

A217116 Greatest number (in decimal representation) with n nonprime substrings in base-6 representation (substrings with leading zeros are considered to be nonprime).

Table of values

n a(n)
0 23
1 839
2 5039
3 6983
4 7127
5 42743
6 45863
7 46199
8 275183
9 279143
10 277199
11 1088531
12 1674863
13 1651103
14 1674859
15 6713711
16 9906599
17 10045559
18 10072943
19 39190247
20 40278647
21 60273359
22 60295079
23 60294239
24 60437659
25 241671887
26 342609527
27 359245007
28 361640159
29 362625959

List of values

[23, 839, 5039, 6983, 7127, 42743, 45863, 46199, 275183, 279143, 277199, 1088531, 1674863, 1651103, 1674859, 6713711, 9906599, 10045559, 10072943, 39190247, 40278647, 60273359, 60295079, 60294239, 60437659, 241671887, 342609527, 359245007, 361640159, 362625959]

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

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