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A157708 as a simple table

n a(n)
1 18
2 254
3 1571
4 6335
5 19615
6 50743
7 115234
8 237066
9 451320
10 807180
11 1371293
12 2231489
13 3500861
14 5322205
15 7872820
16 11369668
17 16074894
18 22301706
19 30420615
20 40866035
21 54143243
22 70835699
23 91612726

[18,254,1571,6335,19615,50743,115234,237066,
 451320,807180,1371293,2231489,3500861,5322205,
 7872820,11369668,16074894,22301706,30420615,
 40866035,54143243,70835699,91612726]

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Last modified September 9 16:07 EDT 2024. Contains 375765 sequences. (Running on oeis4.)