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.

A036551 a(n) = 2^(n-1)*(3^n-1) + 1.

Table of values

n a(n)
0 1
1 3
2 17
3 105
4 641
5 3873
6 23297
7 139905
8 839681
9 5038593
10 30232577
11 181397505
12 1088389121
13 6530342913
14 39182073857
15 235092475905
16 1410554920961
17 8463329656833
18 50779978203137
19 304679869743105
20 1828079219507201
21 10968475319140353
22 65810851919036417

List of values

[1, 3, 17, 105, 641, 3873, 23297, 139905, 839681, 5038593, 30232577, 181397505, 1088389121, 6530342913, 39182073857, 235092475905, 1410554920961, 8463329656833, 50779978203137, 304679869743105, 1828079219507201, 10968475319140353, 65810851919036417]

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

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