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.

A254464 a(n) = 21*2^n + 10*4^n + 15*3^n + 3*6^n + 6*5^n + 7^n + 28.

Table of values

n a(n)
0 84
1 210
2 714
3 2982
4 14178
5 73470
6 404634
7 2331462
8 13906578
9 85232910
10 533860554
11 3403329942
12 22012307778
13 144090486750
14 952693102074
15 6352175272422
16 42655384385778
17 288161867586990
18 1956674663089194
19 13344181547374902
20 91343993647708578
21 627261876368085630

List of values

[84, 210, 714, 2982, 14178, 73470, 404634, 2331462, 13906578, 85232910, 533860554, 3403329942, 22012307778, 144090486750, 952693102074, 6352175272422, 42655384385778, 288161867586990, 1956674663089194, 13344181547374902, 91343993647708578, 627261876368085630]