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A175900 as a simple table

n a(n)
0 1
1 2
2 9
3 57
4 411
5 3150
6 25274
7 209719
8 1784909
9 15495058
10 136672624
11 1221370092
12 11034687854
13 100623850938
14 924917387599
15 8560734224711
16 79717622732369
17 746322905220237
18 7020573752016609
19 66324819580927731
20 629004053328092981

[1,2,9,57,411,3150,25274,209719,1784909,15495058,
 136672624,1221370092,11034687854,100623850938,
 924917387599,8560734224711,79717622732369,
 746322905220237,7020573752016609,
 66324819580927731,629004053328092981]

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Last modified March 28 18:04 EDT 2024. Contains 371254 sequences. (Running on oeis4.)