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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.

A123918 a(n) = F(L(n)) - L(F(n)) where F(n) = n-th Fibonacci number and L(n) = n-th Lucas number. Commutator [Fibonacci, Lucas] at n.

Table of values

n a(n)
0 -1
1 0
2 1
3 0
4 9
5 78
6 2537
7 513708
8 2971190597
9 3416454610154664
10 22698374052006551837970693
11 173402521172797813159681057129399205126250
12 8801063578447437644962364569698707633118370038189051093925447758629

List of values

[-1, 0, 1, 0, 9, 78, 2537, 513708, 2971190597, 3416454610154664, 22698374052006551837970693, 173402521172797813159681057129399205126250, 8801063578447437644962364569698707633118370038189051093925447758629]

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

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