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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.

A384542 Expansion of g.f. sinh(7*arctanh(14*sqrt(x)))/(98*sqrt(x)).

Table of values

n a(n)
0 1
1 1666
2 1090054
3 485318932
4 176760328262
5 56963958713340
6 16909346921973660
7 4732136004374122344
8 1266899066122354262598
9 327667319343098397330668
10 82435716917761454374571444
11 20275150472587631020453400984
12 4893425028040341625551135687452
13 1162305136998381407493307772297560

List of values

[1, 1666, 1090054, 485318932, 176760328262, 56963958713340, 16909346921973660, 4732136004374122344, 1266899066122354262598, 327667319343098397330668, 82435716917761454374571444, 20275150472587631020453400984, 4893425028040341625551135687452, 1162305136998381407493307772297560]

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

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