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.

A132833 Largest terms a(n) forming a self-convolution of an integer sequence (A132834) such that: a(n) <= 3*a(n-1) for n>0 with a(0)=1.

Table of values

n a(n)
0 1
1 2
2 5
3 14
4 42
5 126
6 377
7 1130
8 3390
9 10170
10 30509
11 91526
12 274577
13 823730
14 2471190
15 7413570
16 22240710
17 66722130
18 200166390
19 600499170
20 1801497510
21 5404492530
22 16213477590
23 48640432770
24 145921298310
25 437763894930
26 1313291684789

List of values

[1, 2, 5, 14, 42, 126, 377, 1130, 3390, 10170, 30509, 91526, 274577, 823730, 2471190, 7413570, 22240710, 66722130, 200166390, 600499170, 1801497510, 5404492530, 16213477590, 48640432770, 145921298310, 437763894930, 1313291684789]