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A052102 as a simple table

n a(n)
0 0
1 1
2 2
3 3
4 6
5 15
6 36
7 81
8 180
9 405
10 918
11 2079
12 4698
13 10611
14 23976
15 54189
16 122472
17 276777
18 625482
19 1413531
20 3194478
21 7219287
22 16315020
23 36870633
24 83324700
25 188307261
26 425559582
27 961731063
28 2173436226
29 4911794235
30 11100267216
31 25085727621

[0,1,2,3,6,15,36,81,180,405,918,2079,4698,10611,
 23976,54189,122472,276777,625482,1413531,3194478,
 7219287,16315020,36870633,83324700,188307261,
 425559582,961731063,2173436226,4911794235,
 11100267216,25085727621]

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Last modified July 17 02:40 EDT 2024. Contains 374360 sequences. (Running on oeis4.)