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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.

A081708 a(n) = a(n-1) + 64*a(n-2) starting with a(0) = 2 and a(1) = 1.

Table of values

n a(n)
0 2
1 1
2 129
3 193
4 8449
5 20801
6 561537
7 1892801
8 37831169
9 158970433
10 2580165249
11 12754272961
12 177884848897
13 994158318401
14 12378788647809
15 76004921025473
16 868247394485249
17 5732562340115521
18 61300395587171457
19 428184385354564801
20 4351409702933538049

List of values

[2, 1, 129, 193, 8449, 20801, 561537, 1892801, 37831169, 158970433, 2580165249, 12754272961, 177884848897, 994158318401, 12378788647809, 76004921025473, 868247394485249, 5732562340115521, 61300395587171457, 428184385354564801, 4351409702933538049]

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

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