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.

A192750 Define a pair of sequences c_n, d_n by c_0=0, d_0=1 and thereafter c_n = c_{n-1}+d_{n-1}, d_n = c_{n-1}+4*n+2; sequence here is d_n.

Table of values

n a(n)
0 1
1 6
2 11
3 21
4 36
5 61
6 101
7 166
8 271
9 441
10 716
11 1161
12 1881
13 3046
14 4931
15 7981
16 12916
17 20901
18 33821
19 54726
20 88551
21 143281
22 231836
23 375121
24 606961
25 982086
26 1589051
27 2571141
28 4160196
29 6731341
30 10891541
31 17622886
32 28514431
33 46137321
34 74651756

List of values

[1, 6, 11, 21, 36, 61, 101, 166, 271, 441, 716, 1161, 1881, 3046, 4931, 7981, 12916, 20901, 33821, 54726, 88551, 143281, 231836, 375121, 606961, 982086, 1589051, 2571141, 4160196, 6731341, 10891541, 17622886, 28514431, 46137321, 74651756]