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A158615 as a simple table

n a(n)
1 1
2 5
3 19
4 105
5 601
6 4445
7 35281
8 324897
9 3266569
10 36360065
11 439084801
12 5751188913
13 80951270401
14 1220673888257
15 19615124183329
16 334777645154817
17 6046686277632001
18 115243914079782593
19 2311256907767808001

[1,5,19,105,601,4445,35281,324897,3266569,
 36360065,439084801,5751188913,80951270401,
 1220673888257,19615124183329,334777645154817,
 6046686277632001,115243914079782593,
 2311256907767808001]

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Last modified April 24 22:17 EDT 2024. Contains 371964 sequences. (Running on oeis4.)