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A028561 as a simple table

n a(n)
1 0
2 1
3 5
4 22
5 137
6 273
7 715
8 863
9 2731
10 8541
11 486618
12 877173
13 1378507
14 1731746
15 2273915
16 2436099
17 5401396
18 7153679
19 7560069
20 14529486
21 23887419
22 23975475
23 73114035
24 84890503
25 88837611
26 235680755
27 235769755
28 272515513
29 440021417
30 782357262
31 1414071397
32 2352019439

[0,1,5,22,137,273,715,863,2731,8541,486618,877173,
 1378507,1731746,2273915,2436099,5401396,7153679,
 7560069,14529486,23887419,23975475,73114035,
 84890503,88837611,235680755,235769755,272515513,
 440021417,782357262,1414071397,2352019439]

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Last modified August 27 17:22 EDT 2024. Contains 375471 sequences. (Running on oeis4.)