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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.

A334700 Triangle read by rows: T(n,k) (n >= 1, 3 <= k <= n+2) = one-quarter of the number of k-sided cells in the n-th figure shown in A255011 (meaning the figure with 4n points on the perimeter).

Table of values

n a(n)
1 1
2 12
3 2
4 51
5 28
6 6
7 170
8 96
9 14
10 0
11 415
12 268
13 112
14 19
15 2
16 854
17 598
18 100
19 14
20 0
21 0
22 1587
23 1309
24 460
25 126
26 10
27 0
28 0

List of values

[1, 12, 2, 51, 28, 6, 170, 96, 14, 0, 415, 268, 112, 19, 2, 854, 598, 100, 14, 0, 0, 1587, 1309, 460, 126, 10, 0, 0]

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

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