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.

A052886 Expansion of e.g.f.: (1/2) - (1/2)*(5 - 4*exp(x))^(1/2).

Table of values

n a(n)
0 0
1 1
2 3
3 19
4 207
5 3211
6 64383
7 1581259
8 45948927
9 1541641771
10 58645296063
11 2494091717899
12 117258952478847
13 6038838138717931
14 338082244882740543
15 20443414320405268939
16 1327850160592214291967
17 92200405122521276427691
18 6815359767190023358085823
19 534337135055010788022858379

List of values

[0, 1, 3, 19, 207, 3211, 64383, 1581259, 45948927, 1541641771, 58645296063, 2494091717899, 117258952478847, 6038838138717931, 338082244882740543, 20443414320405268939, 1327850160592214291967, 92200405122521276427691, 6815359767190023358085823, 534337135055010788022858379]