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A235020 as a simple table

n a(n)
1 332
2 1200
3 4312
4 15572
5 56276
6 203768
7 738516
8 2680636
9 9738960
10 35432228
11 129023908
12 470470536
13 1717000260
14 6274522924
15 22948524144
16 84039182132
17 308005315508
18 1130228790408
19 4150565943156
20 15260094453244
21 56146361267440

[332,1200,4312,15572,56276,203768,738516,2680636,
 9738960,35432228,129023908,470470536,1717000260,
 6274522924,22948524144,84039182132,308005315508,
 1130228790408,4150565943156,15260094453244,
 56146361267440]

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Last modified March 29 07:27 EDT 2024. Contains 371265 sequences. (Running on oeis4.)