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.

A132837 Largest terms a(n) forming a self-convolution 4th power of an integer sequence (A132838) such that: a(n) <= 4*a(n-1) for n>0 with a(0)=1.

Table of values

n a(n)
0 1
1 4
2 14
3 56
4 221
5 884
6 3534
7 14136
8 56542
9 226168
10 904672
11 3618688
12 14474751
13 57899004
14 231596014
15 926384056
16 3705536222
17 14822144888
18 59288579552
19 237154318208
20 948617272832
21 3794469091328
22 15177876365312
23 60711505461248

List of values

[1, 4, 14, 56, 221, 884, 3534, 14136, 56542, 226168, 904672, 3618688, 14474751, 57899004, 231596014, 926384056, 3705536222, 14822144888, 59288579552, 237154318208, 948617272832, 3794469091328, 15177876365312, 60711505461248]