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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.

A381142 Expansion of e.g.f. exp( -LambertW(-sin(x)) ).

Table of values

n a(n)
0 1
1 1
2 3
3 15
4 113
5 1137
6 14355
7 218239
8 3883585
9 79218721
10 1822842243
11 46717337007
12 1319891043569
13 40759239427857
14 1365932381706963
15 49373610759452575
16 1914856819983977473
17 79316216447375396161
18 3494800326874932467331
19 163218136611270923087439

List of values

[1, 1, 3, 15, 113, 1137, 14355, 218239, 3883585, 79218721, 1822842243, 46717337007, 1319891043569, 40759239427857, 1365932381706963, 49373610759452575, 1914856819983977473, 79316216447375396161, 3494800326874932467331, 163218136611270923087439]

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

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