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A104460 as a simple table

n a(n)
1 1
2 4
3 13
4 46
5 154
6 533
7 1802
8 6137
9 20729
10 69971
11 235193
12 789000
13 2639004
14 8807811
15 29327841
16 97456878
17 323206002
18 1069923013
19 3535612108
20 11664423298
21 38422208659
22 126374059558
23 415069188175
24 1361443135562
25 4459861400156
26 14591869576268
27 47686017637926

[1,4,13,46,154,533,1802,6137,20729,69971,235193,
 789000,2639004,8807811,29327841,97456878,
 323206002,1069923013,3535612108,11664423298,
 38422208659,126374059558,415069188175,
 1361443135562,4459861400156,14591869576268,
 47686017637926]

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Last modified April 19 17:39 EDT 2024. Contains 371797 sequences. (Running on oeis4.)