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A145129 as a simple table

n a(n)
0 1
1 5
2 18
3 56
4 155
5 386
6 876
7 1836
8 3597
9 6655
10 11726
11 19812
12 32279
13 50948
14 78200
15 117096
16 171513
17 246297
18 347434
19 482240
20 659571
21 890054
22 1186340
23 1563380
24 2038725
25 2632851
26 3369510
27 4276108
28 5384111
29 6729480
30 8353136
31 10301456
32 12626801
33 15388077
34 18651330

[1,5,18,56,155,386,876,1836,3597,6655,11726,19812,
 32279,50948,78200,117096,171513,246297,347434,
 482240,659571,890054,1186340,1563380,2038725,
 2632851,3369510,4276108,5384111,6729480,8353136,
 10301456,12626801,15388077,18651330]

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Last modified May 8 10:30 EDT 2024. Contains 372332 sequences. (Running on oeis4.)