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A173018 Euler's triangle: triangle of Eulerian numbers T(n,k) (n>=0, 0 <= k <= n) read by rows.

Table of values

n a(n)
0 1
1 1
2 0
3 1
4 1
5 0
6 1
7 4
8 1
9 0
10 1
11 11
12 11
13 1
14 0
15 1
16 26
17 66
18 26
19 1
20 0
21 1
22 57
23 302
24 302
25 57
26 1
27 0
28 1
29 120
30 1191
31 2416
32 1191
33 120
34 1
35 0
36 1
37 247
38 4293
39 15619
40 15619
41 4293
42 247
43 1
44 0
45 1
46 502
47 14608
48 88234
49 156190
50 88234
51 14608
52 502
53 1
54 0
55 1
56 1013
57 47840
58 455192
59 1310354
60 1310354
61 455192
62 47840
63 1013
64 1
65 0

List of values

[1, 1, 0, 1, 1, 0, 1, 4, 1, 0, 1, 11, 11, 1, 0, 1, 26, 66, 26, 1, 0, 1, 57, 302, 302, 57, 1, 0, 1, 120, 1191, 2416, 1191, 120, 1, 0, 1, 247, 4293, 15619, 15619, 4293, 247, 1, 0, 1, 502, 14608, 88234, 156190, 88234, 14608, 502, 1, 0, 1, 1013, 47840, 455192, 1310354, 1310354, 455192, 47840, 1013, 1, 0]