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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.

A279674 The maximum number of coins that can be processed in n weighings that all are real except for one LHR-coin starting in the heavy state.

Table of values

n a(n)
0 1
1 3
2 5
3 11
4 29
5 67
6 149
7 347
8 813
9 1875
10 4325
11 10027
12 23229
13 53731
14 124341
15 287867
16 666317
17 1542131
18 3569413
19 8261963
20 19123037
21 44261763
22 102448341
23 237127067
24 548852845
25 1270371987
26 2940399397
27 6805838187
28 15752764925
29 36461289251
30 84393166325
31 195336103099

List of values

[1, 3, 5, 11, 29, 67, 149, 347, 813, 1875, 4325, 10027, 23229, 53731, 124341, 287867, 666317, 1542131, 3569413, 8261963, 19123037, 44261763, 102448341, 237127067, 548852845, 1270371987, 2940399397, 6805838187, 15752764925, 36461289251, 84393166325, 195336103099]

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

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