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.

A225209 a(n) = (392*16^n -1620*8^n +1890*4^n -767)/105.

Table of values

n a(n)
1 1
2 249
3 8537
4 186073
5 3427545
6 58664153
7 970097881
8 15776875737
9 254486643929
10 4088295982297
11 65545039643865
12 1049779971687641
13 16804957869966553
14 268947166998693081
15 4303697458594972889
16 68863501862374868185

List of values

[1, 249, 8537, 186073, 3427545, 58664153, 970097881, 15776875737, 254486643929, 4088295982297, 65545039643865, 1049779971687641, 16804957869966553, 268947166998693081, 4303697458594972889, 68863501862374868185]