cp's OEIS Frontend

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.

A173728 Number of reduced 3 X 3 semimagic squares with magic sum n.

Table of values

n a(n)
12 72
13 144
14 288
15 504
16 720
17 1152
18 1512
19 2160
20 2448
21 3816
22 3960
23 5544
24 6264
25 7920
26 8496
27 11664
28 11880
29 15120
30 15840
31 19800
32 20592
33 25920
34 25920
35 31608
36 33336
37 39312
38 39960
39 48600
40 48816
41 57600
42 58896
43 68544
44 69840
45 81504
46 81576
47 94392
48 96552

List of values

[72, 144, 288, 504, 720, 1152, 1512, 2160, 2448, 3816, 3960, 5544, 6264, 7920, 8496, 11664, 11880, 15120, 15840, 19800, 20592, 25920, 25920, 31608, 33336, 39312, 39960, 48600, 48816, 57600, 58896, 68544, 69840, 81504, 81576, 94392, 96552]

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

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