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A032064 as a simple table

n a(n)
0 1
1 1
2 3
3 8
4 15
5 40
6 99
7 236
8 646
9 1584
10 4081
11 10349
12 25912
13 64722
14 160286
15 397687
16 966020
17 2371653
18 5743454
19 13810783
20 33249279
21 79400369
22 188904792
23 446408824
24 1054545693
25 2475898367
26 5787434089
27 13484174982

[1,1,3,8,15,40,99,236,646,1584,4081,10349,25912,
 64722,160286,397687,966020,2371653,5743454,
 13810783,33249279,79400369,188904792,446408824,
 1054545693,2475898367,5787434089,13484174982]

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Last modified April 24 13:04 EDT 2024. Contains 371945 sequences. (Running on oeis4.)