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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.

A082640 Triangle T(m,n) read by rows: unimodular triangulations of the grid P(m,n), m,n > 0, n <= m.

Table of values

n a(n)
1 2
2 6
3 64
4 20
5 852
6 46456
7 70
8 12170
9 2822648
10 736983568
11 252
12 182132
13 182881520
14 208902766788
15 260420548144996
16 924
17 2801708
18 12244184472
19 61756221742966
20 341816489625522032
21 1999206934751133055518
22 3432
23 43936824
24 839660660268
25 18792896208387012
26 464476385680935656240
27 12169409954141988707186052
28 332633840844113103751597995920

List of values

[2, 6, 64, 20, 852, 46456, 70, 12170, 2822648, 736983568, 252, 182132, 182881520, 208902766788, 260420548144996, 924, 2801708, 12244184472, 61756221742966, 341816489625522032, 1999206934751133055518, 3432, 43936824, 839660660268, 18792896208387012, 464476385680935656240, 12169409954141988707186052, 332633840844113103751597995920]

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

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