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.

A181349 Numerators of row sums of the triangle (lower triangular matrix) log(F) with F:=A037027 (Fibonacci convolution matrix).

Table of values

n a(n)
0 0
1 1
2 3
3 9
4 17
5 15
6 142
7 52
8 2371
9 1481
10 3673
11 576
12 23341
13 10085
14 344857
15 3298871
16 -296356
17 -61122461
18 406758376
19 11033588009
20 451828963
21 -128048475089
22 -900388555615
23 4122838816531
24 1124813051005634
25 -220071533198789
26 -22575111900222262
27 271507756187465
28 100726408133038141

List of values

[0, 1, 3, 9, 17, 15, 142, 52, 2371, 1481, 3673, 576, 23341, 10085, 344857, 3298871, -296356, -61122461, 406758376, 11033588009, 451828963, -128048475089, -900388555615, 4122838816531, 1124813051005634, -220071533198789, -22575111900222262, 271507756187465, 100726408133038141]