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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.

A009446 Expansion of e.g.f. sin(x*cos(x)) (odd powers only).

Table of values

n a(n)
0 1
1 -4
2 36
3 -848
4 23824
5 -871872
6 44942912
7 -2860930816
8 213856723200
9 -19099352929280
10 2010469524579328
11 -242177953175506944
12 32998102512641970176
13 -5069553933584348397568
14 870871673923373487243264
15 -165613871131289362192596992
16 34644281516790333651724337152

List of values

[1, -4, 36, -848, 23824, -871872, 44942912, -2860930816, 213856723200, -19099352929280, 2010469524579328, -242177953175506944, 32998102512641970176, -5069553933584348397568, 870871673923373487243264, -165613871131289362192596992, 34644281516790333651724337152]

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

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