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.

A326509 Number of (binary) max-heaps on n elements from the set {0,1} containing exactly eight 0's.

Table of values

n a(n)
8 1
9 1
10 2
11 5
12 11
13 21
14 37
15 69
16 109
17 181
18 287
19 487
20 695
21 1079
22 1547
23 2451
24 3194
25 4742
26 6321
27 9522
28 11736
29 16858
30 21262
31 30782
32 36420
33 50928
34 61596
35 86402
36 99282
37 135682
38 158874
39 217130
40 243959
41 326783
42 373076
43 498819
44 550809
45 724803
46 811051
47 1064139
48 1158863

List of values

[1, 1, 2, 5, 11, 21, 37, 69, 109, 181, 287, 487, 695, 1079, 1547, 2451, 3194, 4742, 6321, 9522, 11736, 16858, 21262, 30782, 36420, 50928, 61596, 86402, 99282, 135682, 158874, 217130, 243959, 326783, 373076, 498819, 550809, 724803, 811051, 1064139, 1158863]