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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.

A280024 Coefficients in q-expansion of E_2^4*E_4, where E_2 and E_4 are respectively the Eisenstein series A006352 and A004009.

Table of values

n a(n)
0 1
1 144
2 -17712
3 524736
4 -2279088
5 -79760160
6 71126208
7 7093116288
8 65399933520
9 370698709968
10 1592500629600
11 5659924638528
12 17465468914368
13 48233085519456
14 121766302456704
15 285303917520000
16 627654170451024
17 1308136029869088
18 2601247015228176

List of values

[1, 144, -17712, 524736, -2279088, -79760160, 71126208, 7093116288, 65399933520, 370698709968, 1592500629600, 5659924638528, 17465468914368, 48233085519456, 121766302456704, 285303917520000, 627654170451024, 1308136029869088, 2601247015228176]

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

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