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A190578 as a simple table

n a(n)
0 0
1 2
2 130
3 2190
4 16388
5 78130
6 279942
7 823550
8 2097160
9 4782978
10 10000010
11 19487182
12 35831820
13 62748530
14 105413518
15 170859390
16 268435472
17 410338690
18 612220050
19 893871758
20 1280000020
21 1801088562
22 2494357910
23 3404825470
24 4586471448

[0,2,130,2190,16388,78130,279942,823550,2097160,
 4782978,10000010,19487182,35831820,62748530,
 105413518,170859390,268435472,410338690,612220050,
 893871758,1280000020,1801088562,2494357910,
 3404825470,4586471448]

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Last modified February 16 21:46 EST 2020. Contains 331975 sequences. (Running on oeis4.)