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.

A212706 a(n) is the difference between numbers of nonnegative multiples of 2*n+1 with even and odd digit sum in base 2*n in interval [0, (2*n)^9).

Table of values

n a(n)
1 81
2 5825
3 73745
4 461313
5 1951057
6 6418369
7 17712657
8 42921473
9 94087249
10 190446273
11 361259537
12 649305089
13 1115101521
14 1841932225
15 2941740049
16 4561961985
17 6893373521
18 10179012289
19 14724250641
20 20908086785
21 29195724113
22 40152508353
23 54459292177
24 72929296897

List of values

[81, 5825, 73745, 461313, 1951057, 6418369, 17712657, 42921473, 94087249, 190446273, 361259537, 649305089, 1115101521, 1841932225, 2941740049, 4561961985, 6893373521, 10179012289, 14724250641, 20908086785, 29195724113, 40152508353, 54459292177, 72929296897]