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A153787 as a simple table

n a(n)
2 1
3 2
4 3
5 7
6 17
7 1
8 19
9 167
10 1094
11 2899
12 1
13 13945
14 56817
15 155286
16 284489
17 785593
18 3268191
19 9099642
20 16950673
21 47515853
22 133587741
23 376586805
24 1064242599
25 1291914643
26 12834909238
27 36503886401
28 1944142787
29 19152993059
30 1144562017

[1,2,3,7,17,1,19,167,1094,2899,1,13945,56817,
 155286,284489,785593,3268191,9099642,16950673,
 47515853,133587741,376586805,1064242599,
 1291914643,12834909238,36503886401,1944142787,
 19152993059,1144562017]

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Last modified April 17 20:17 EDT 2024. Contains 371767 sequences. (Running on oeis4.)