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A107916 as a simple table

n a(n)
0 1
1 30
2 350
3 2450
4 12348
5 49392
6 166320
7 490050
8 1297725
9 3149146
10 7105098
11 15071420
12 30321200
13 58262400
14 107535744
15 191548044
16 330569505
17 554550150
18 906840550
19 1449035742
20 2267198780
21 3479762000
22 5247450000
23 7785618750
24 11379460365
25 16402583106
26 23339541330

[1,30,350,2450,12348,49392,166320,490050,1297725,
 3149146,7105098,15071420,30321200,58262400,
 107535744,191548044,330569505,554550150,906840550,
 1449035742,2267198780,3479762000,5247450000,
 7785618750,11379460365,16402583106,23339541330]

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Last modified May 20 10:16 EDT 2024. Contains 372710 sequences. (Running on oeis4.)