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A208668 as a simple table

n a(n)
1 4
2 7
3 12
4 23
5 44
6 97
7 212
8 512
9 1260
10 3251
11 8540
12 23035
13 62780
14 173453
15 482692
16 1353077
17 3811364
18 10785235
19 30625196
20 87239999
21 249174236
22 713416601
23 2046945140
24 5884580074
25 16946835092
26 48883925867
27 141217957620
28 408519816611
29 1183291934300
30 3431535849813

[4,7,12,23,44,97,212,512,1260,3251,8540,23035,
 62780,173453,482692,1353077,3811364,10785235,
 30625196,87239999,249174236,713416601,2046945140,
 5884580074,16946835092,48883925867,141217957620,
 408519816611,1183291934300,3431535849813]

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Last modified August 26 06:07 EDT 2024. Contains 375454 sequences. (Running on oeis4.)