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A154138 as a simple table

n a(n)
1 1
2 3
3 12
4 22
5 73
6 131
7 428
8 766
9 2497
10 4467
11 14556
12 26038
13 84841
14 151763
15 494492
16 884542
17 2882113
18 5155491
19 16798188
20 30048406
21 97907017
22 175134947
23 570643916
24 1020761278
25 3325956481
26 5949432723
27 19385094972
28 34675835062
29 112984613353

[1,3,12,22,73,131,428,766,2497,4467,14556,26038,
 84841,151763,494492,884542,2882113,5155491,
 16798188,30048406,97907017,175134947,570643916,
 1020761278,3325956481,5949432723,19385094972,
 34675835062,112984613353]

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Last modified September 23 13:55 EDT 2017. Contains 292358 sequences.