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.

A339633 Number of final Tic-Tac-Toe positions on a (2*n) X 3 board that resulted in a tie.

Table of values

n a(n)
0 1
1 18
2 28
3 58
4 140
5 334
6 824
7 2038
8 5084
9 12730
10 32004
11 80694
12 204004
13 516902
14 1312336
15 3337682
16 8502132
17 21688182
18 55395140
19 141651742
20 362601356
21 929084578
22 2382677360
23 6115461118
24 15707982020
25 40375223374
26 103846409504
27 267258086338
28 688201711116
29 1773088924494

List of values

[1, 18, 28, 58, 140, 334, 824, 2038, 5084, 12730, 32004, 80694, 204004, 516902, 1312336, 3337682, 8502132, 21688182, 55395140, 141651742, 362601356, 929084578, 2382677360, 6115461118, 15707982020, 40375223374, 103846409504, 267258086338, 688201711116, 1773088924494]

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

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