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A227812 as a simple table

n a(n)
30 1
31 18
32 93
33 431
34 1664
35 5982
36 20059
37 64473
38 199450
39 600429
40 1765198
41 5093281
42 14461282
43 40514663
44 112199665
45 307665178
46 836401955
47 2256766751
48 6048944297
49 16118777953
50 42729253427
51 112746836489
52 296263589093
53 775585850534
54 2023567436543
55 5263578982246

[1,18,93,431,1664,5982,20059,64473,199450,600429,
 1765198,5093281,14461282,40514663,112199665,
 307665178,836401955,2256766751,6048944297,
 16118777953,42729253427,112746836489,296263589093,
 775585850534,2023567436543,5263578982246]

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Last modified February 25 22:37 EST 2021. Contains 341618 sequences. (Running on oeis4.)