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A150815 as a simple table

n a(n)
0 1
1 2
2 8
3 31
4 135
5 595
6 2717
7 12528
8 58626
9 276350
10 1312487
11 6264541
12 30039360
13 144544510
14 697680731
15 3376089128
16 16373450997
17 79560030026
18 387242778625
19 1887626066821
20 9213486365027
21 45024232130827
22 220258651592205
23 1078549091994023
24 5286031993647663
25 25928049502830068
26 127271635056474974

[1,2,8,31,135,595,2717,12528,58626,276350,1312487,
 6264541,30039360,144544510,697680731,3376089128,
 16373450997,79560030026,387242778625,
 1887626066821,9213486365027,45024232130827,
 220258651592205,1078549091994023,5286031993647663,
 25928049502830068,127271635056474974]

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Last modified March 29 05:28 EDT 2024. Contains 371264 sequences. (Running on oeis4.)