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A252197 as a simple table

n a(n)
1 1642
2 1313
3 5177
4 21928
5 92287
6 391996
7 1669356
8 7114929
9 30309104
10 129016093
11 549319099
12 2339547062
13 9963141907
14 42425232312
15 180661430088
16 769335984235
17 3276146397900
18 13951092432241
19 59409215104055
20 252988054381960 

[1642,1313,5177,21928,92287,391996,1669356,
 7114929,30309104,129016093,549319099,2339547062,
 9963141907,42425232312,180661430088,769335984235,
 3276146397900,13951092432241,59409215104055,
 252988054381960]

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Last modified July 30 16:19 EDT 2024. Contains 374770 sequences. (Running on oeis4.)