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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.

A248168 Expansion of g.f. 1/sqrt((1-3*x)*(1-11*x)).

Table of values

n a(n)
0 1
1 7
2 57
3 511
4 4849
5 47607
6 477609
7 4862319
8 50026977
9 518839783
10 5414767897
11 56795795679
12 598213529809
13 6322787125207
14 67026654455433
15 712352213507151
16 7587639773475777
17 80977812878889927
18 865716569022673401
19 9269461606674304959
20 99387936492243451569
21 1066975862517563301303

List of values

[1, 7, 57, 511, 4849, 47607, 477609, 4862319, 50026977, 518839783, 5414767897, 56795795679, 598213529809, 6322787125207, 67026654455433, 712352213507151, 7587639773475777, 80977812878889927, 865716569022673401, 9269461606674304959, 99387936492243451569, 1066975862517563301303]

Started in 1964 by Neil J. A. Sloane | Maintained by The OEIS Foundation Inc.

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