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A174506 as a simple table

n a(n)
0 1
1 3
2 17
3 1
4 75
5 321
6 1
7 1363
8 5777
9 1
10 24475
11 103681
12 1
13 439203
14 1860497
15 1
16 7881195
17 33385281
18 1
19 141422323
20 599074577
21 1
22 2537720635
23 10749957121
24 1
25 45537549123
26 192900153617
27 1
28 817138163595
29 3461452808001
30 1

[1,3,17,1,75,321,1,1363,5777,1,24475,103681,1,
 439203,1860497,1,7881195,33385281,1,141422323,
 599074577,1,2537720635,10749957121,1,45537549123,
 192900153617,1,817138163595,3461452808001,1]

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Last modified April 18 20:26 EDT 2024. Contains 371781 sequences. (Running on oeis4.)