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.

A177180 Sequence defined by the recurrence formula a(n+1)=sum(a(p)*a(n-p)+k,p=0..n)+l for n>=1, with here a(0)=1, a(1)=10, k=1 and l=-1.

Table of values

n a(n)
0 1
1 10
2 21
3 144
4 711
5 4747
6 29767
7 205078
8 1409645
9 10043729
10 72216773
11 528438373
12 3903255409
13 29138576719
14 219209569841
15 1661343858524
16 12668020020047
17 97135000445375
18 748428139988567
19 5792032911677831
20 45000447097568843

List of values

[1, 10, 21, 144, 711, 4747, 29767, 205078, 1409645, 10043729, 72216773, 528438373, 3903255409, 29138576719, 219209569841, 1661343858524, 12668020020047, 97135000445375, 748428139988567, 5792032911677831, 45000447097568843]