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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.

A216648 Triangle T(n,k) in which n-th row lists in increasing order all positive integers with a representation as totally balanced 2n digit binary string without totally balanced proper prefixes such that all consecutive totally balanced substrings are in nondecreasing order; n>=1, 1<=k<=A000081(n).

Table of values

n a(n)
1 2
2 12
3 52
4 56
5 212
6 216
7 232
8 240
9 852
10 856
11 872
12 880
13 920
14 936
15 944
16 976
17 992
18 3412
19 3416
20 3432
21 3440
22 3480
23 3496
24 3504
25 3536
26 3552
27 3688
28 3696
29 3752
30 3760
31 3792
32 3808
33 3888
34 3920
35 3936
36 4000
37 4032
38 13652
39 13656
40 13672
41 13680
42 13720
43 13736
44 13744
45 13776

List of values

[2, 12, 52, 56, 212, 216, 232, 240, 852, 856, 872, 880, 920, 936, 944, 976, 992, 3412, 3416, 3432, 3440, 3480, 3496, 3504, 3536, 3552, 3688, 3696, 3752, 3760, 3792, 3808, 3888, 3920, 3936, 4000, 4032, 13652, 13656, 13672, 13680, 13720, 13736, 13744, 13776]

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

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