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A019079 as a simple table

n a(n)
3 0
4 1
5 3
6 6
7 13
8 21
9 51
10 135
11 249
12 543
13 1328
14 2956
15 7043
16 17203
17 41428
18 107072
19 267949
20 690239
21 1798709
22 4699760
23 12295826
24 32482487
25 85555718
26 226123395
27 597986158
28 1582730101
29 4190781497
30 11106106487

[0,1,3,6,13,21,51,135,249,543,1328,2956,7043,
 17203,41428,107072,267949,690239,1798709,4699760,
 12295826,32482487,85555718,226123395,597986158,
 1582730101,4190781497,11106106487]

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Last modified May 11 12:00 EDT 2024. Contains 372409 sequences. (Running on oeis4.)