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A027969 as a simple table

n a(n)
4 3
5 7
6 18
7 47
8 120
9 291
10 661
11 1404
12 2801
13 5283
14 9484
15 16305
16 26990
17 43215
18 67191
19 101782
20 150639
21 218351
22 310614
23 434419
24 598260
25 812363
26 1088937
27 1442448
28 1889917
29 2451243
30 3149552
31 4011573
32 5068042
33 6354135
34 7909931
35 9780906
36 12018459
37 14680471
38 17831898
39 21545399
40 25902000
41 30991795

[3,7,18,47,120,291,661,1404,2801,5283,9484,16305,
 26990,43215,67191,101782,150639,218351,310614,
 434419,598260,812363,1088937,1442448,1889917,
 2451243,3149552,4011573,5068042,6354135,7909931,
 9780906,12018459,14680471,17831898,21545399,
 25902000,30991795]

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Last modified April 23 13:11 EDT 2024. Contains 371913 sequences. (Running on oeis4.)