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.

A094344 Triangle T(n,k), 0<= k <= n, read by rows; given by [0, 1, 1, 2, 2, 3, 3, 4, 4, 5, 5, 6, ...] DELTA [1, 0, 2, 1, 3, 2, 4, 3, 5, 4, 6, 5, ...] where DELTA is the operator defined in A084938.

Table of values

n a(n)
0 1
1 0
2 1
3 0
4 1
5 1
6 0
7 2
8 4
9 1
10 0
11 6
12 18
13 13
14 1
15 0
16 24
17 96
18 119
19 46
20 1
21 0
22 120
23 600
24 1059
25 777
26 199
27 1
28 0
29 720
30 4320
31 9890
32 10760
33 5536
34 1072
35 1
36 0
37 5040
38 35280
39 99158
40 142990
41 111316
42 44228
43 6985
44 1
45 0
46 40320
47 322560
48 1073692
49 1926312
50 2009578
51 1217352
52 395865
53 53218
54 1

List of values

[1, 0, 1, 0, 1, 1, 0, 2, 4, 1, 0, 6, 18, 13, 1, 0, 24, 96, 119, 46, 1, 0, 120, 600, 1059, 777, 199, 1, 0, 720, 4320, 9890, 10760, 5536, 1072, 1, 0, 5040, 35280, 99158, 142990, 111316, 44228, 6985, 1, 0, 40320, 322560, 1073692, 1926312, 2009578, 1217352, 395865, 53218, 1]