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.

A081072 Fibonacci(4*n) + 3, or Fibonacci(2*n+2)*Lucas(2*n-2).

Table of values

n a(n)
0 3
1 6
2 24
3 147
4 990
5 6768
6 46371
7 317814
8 2178312
9 14930355
10 102334158
11 701408736
12 4807526979
13 32951280102
14 225851433720
15 1548008755923
16 10610209857726
17 72723460248144
18 498454011879267
19 3416454622906710
20 23416728348467688
21 160500643816367091
22 1100087778366101934

List of values

[3, 6, 24, 147, 990, 6768, 46371, 317814, 2178312, 14930355, 102334158, 701408736, 4807526979, 32951280102, 225851433720, 1548008755923, 10610209857726, 72723460248144, 498454011879267, 3416454622906710, 23416728348467688, 160500643816367091, 1100087778366101934]

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

Content is available under The OEIS End-User License Agreement.