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A144180 as a simple table

n a(n)
0 1
1 5
2 30
3 205
4 1555
5 12880
6 115155
7 1101705
8 11202680
9 120415755
10 1362057155
11 16151603830
12 200144023805
13 2584429030505
14 34691478901030
15 483040313859705
16 6963313750468055
17 103747357497925880
18 1595132080103893655

[1,5,30,205,1555,12880,115155,1101705,11202680,
 120415755,1362057155,16151603830,200144023805,
 2584429030505,34691478901030,483040313859705,
 6963313750468055,103747357497925880,
 1595132080103893655]

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Last modified January 16 15:53 EST 2019. Contains 319195 sequences. (Running on oeis4.)