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A268501 as a simple table

n a(n)
0 1
1 0
2 2
3 6
4 11
5 32
6 60
7 148
8 279
9 690
10 1312
11 2778
12 5684
13 11282
14 22920
15 44724
16 87919
17 168978
18 329800
19 623086
20 1189794
21 2235744
22 4189442
23 7795642
24 14438670
25 26577246
26 48616050
27 88724110
28 160629612
29 290267100
30 521225220
31 933031364
32 1661954928
33 2950946220

[1,0,2,6,11,32,60,148,279,690,1312,2778,5684,
 11282,22920,44724,87919,168978,329800,623086,
 1189794,2235744,4189442,7795642,14438670,26577246,
 48616050,88724110,160629612,290267100,521225220,
 933031364,1661954928,2950946220]

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Last modified April 19 23:40 EDT 2024. Contains 371798 sequences. (Running on oeis4.)