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A219933 as a simple table

n a(n)
1 4
2 23
3 76
4 208
5 519
6 1212
7 2670
8 5574
9 11076
10 21043
11 38390
12 67522
13 114907
14 189804
15 305172
16 478788
17 734604
18 1104375
19 1629592
20 2363756
21 3375031
22 4749316
23 6593778
24 9040890
25 12253020
26 16427619
27 21803058
28 28665166
29 37354523
30 48274564
31 61900552

[4,23,76,208,519,1212,2670,5574,11076,21043,38390,
 67522,114907,189804,305172,478788,734604,1104375,
 1629592,2363756,3375031,4749316,6593778,9040890,
 12253020,16427619,21803058,28665166,37354523,
 48274564,61900552]

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Last modified July 24 15:22 EDT 2024. Contains 374584 sequences. (Running on oeis4.)