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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.

A369724 Expansion of e.g.f. exp( (5/2) * (1-sqrt(1-4*x)) ).

Table of values

n a(n)
0 1
1 5
2 35
3 335
4 4225
5 67525
6 1321075
7 30751775
8 832573025
9 25745985125
10 896177819875
11 34698406783375
12 1479737530398625
13 68935386567921125
14 3483762766656021875
15 189846574063623209375
16 11098195364856546690625
17 692834276972696475053125

List of values

[1, 5, 35, 335, 4225, 67525, 1321075, 30751775, 832573025, 25745985125, 896177819875, 34698406783375, 1479737530398625, 68935386567921125, 3483762766656021875, 189846574063623209375, 11098195364856546690625, 692834276972696475053125]

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

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