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A068071 as a simple table

n a(n)
1 1
2 3
3 6
4 10
5 55
6 66
7 210
8 253
9 666
10 780
11 4851
12 8911
13 15400
14 17766
15 125751
16 303810
17 407253
18 906531
19 1125750
20 2648451
21 5925403
22 6706953
23 15772536
24 22207780
25 50085036
26 78406503
27 438094800
28 1623331710
29 1764803755
30 3437158416

[1,3,6,10,55,66,210,253,666,780,4851,8911,15400,
 17766,125751,303810,407253,906531,1125750,2648451,
 5925403,6706953,15772536,22207780,50085036,
 78406503,438094800,1623331710,1764803755,
 3437158416]

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Last modified April 19 16:21 EDT 2024. Contains 371794 sequences. (Running on oeis4.)