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.

A112557 Smallest number of stones in Tchoukaillon (or Mancala, or Kalahari) solitaire which make use of (2*n-1)-th hole for n>=1; a bisection of A002491.

Table of values

n a(n)
1 1
2 4
3 10
4 18
5 30
6 42
7 58
8 78
9 102
10 118
11 150
12 174
13 210
14 240
15 274
16 322
17 360
18 402
19 442
20 498
21 540
22 612
23 648
24 718
25 780
26 840
27 918
28 990
29 1054
30 1122
31 1200
32 1278
33 1392
34 1428
35 1548
36 1632
37 1714
38 1834
39 1882
40 2040
41 2118
42 2242
43 2314
44 2434
45 2580
46 2662
47 2760
48 2922
49 3054

List of values

[1, 4, 10, 18, 30, 42, 58, 78, 102, 118, 150, 174, 210, 240, 274, 322, 360, 402, 442, 498, 540, 612, 648, 718, 780, 840, 918, 990, 1054, 1122, 1200, 1278, 1392, 1428, 1548, 1632, 1714, 1834, 1882, 2040, 2118, 2242, 2314, 2434, 2580, 2662, 2760, 2922, 3054]