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.

A247595 a(n) = 4*a(n-1) - 4*a(n-2) + 4*a(n-3) with a(0) = 1, a(1) = 3, a(2) = 10.

Table of values

n a(n)
0 1
1 3
2 10
3 32
4 100
5 312
6 976
7 3056
8 9568
9 29952
10 93760
11 293504
12 918784
13 2876160
14 9003520
15 28184576
16 88228864
17 276191232
18 864587776
19 2706501632
20 8472420352
21 26522025984
22 83024429056
23 259899293696
24 813587562496
25 2546850791424
26 7972650090496
27 24957547446272

List of values

[1, 3, 10, 32, 100, 312, 976, 3056, 9568, 29952, 93760, 293504, 918784, 2876160, 9003520, 28184576, 88228864, 276191232, 864587776, 2706501632, 8472420352, 26522025984, 83024429056, 259899293696, 813587562496, 2546850791424, 7972650090496, 24957547446272]