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A325927 as a simple table

n a(n)
0 0
1 0
2 1
3 4
4 13
5 38
6 105
7 280
8 737
9 1942
10 5183
11 14100
12 39151
13 110642
14 316751
15 914248
16 2650655
17 7701562
18 22400559
19 65203428
20 189970159
21 554165922
22 1619018259
23 4737859512
24 13887657307
25 40769959314
26 119849273449
27 352716050428
28 1039027117929

[0,0,1,4,13,38,105,280,737,1942,5183,14100,39151,
 110642,316751,914248,2650655,7701562,22400559,
 65203428,189970159,554165922,1619018259,
 4737859512,13887657307,40769959314,119849273449,
 352716050428,1039027117929]

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Last modified April 19 19:02 EDT 2024. Contains 371798 sequences. (Running on oeis4.)