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.

A219021 Sum of cubes of first n terms of Lucas sequence U(4,1) (A001353) divided by sum of their first powers.

Table of values

n a(n)
1 1
2 13
3 172
4 2356
5 32661
6 454329
7 6325816
8 88099144
9 1227032521
10 17090245381
11 238035989412
12 3315412063548
13 46177727142301
14 643172746439665
15 8958240642814960
16 124772195953666576
17 1737852501591502353
18 24205162822158610557
19 337134426993071036956
20 4695676815022772628676
21 65402340983109050660389

List of values

[1, 13, 172, 2356, 32661, 454329, 6325816, 88099144, 1227032521, 17090245381, 238035989412, 3315412063548, 46177727142301, 643172746439665, 8958240642814960, 124772195953666576, 1737852501591502353, 24205162822158610557, 337134426993071036956, 4695676815022772628676, 65402340983109050660389]

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

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