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A019097 as a simple table

n a(n)
3 0
4 1
5 3
6 6
7 19
8 33
9 55
10 143
11 373
12 625
13 1591
14 3352
15 7394
16 17417
17 40868
18 94739
19 242601
20 592513
21 1539546
22 3983209
23 10537005
24 27863927
25 74589746
26 198484953
27 531289122
28 1413431762
29 3765937102
30 9987163602
31 26495409644

[0,1,3,6,19,33,55,143,373,625,1591,3352,7394,
 17417,40868,94739,242601,592513,1539546,3983209,
 10537005,27863927,74589746,198484953,531289122,
 1413431762,3765937102,9987163602,26495409644]

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Last modified May 13 06:37 EDT 2024. Contains 372498 sequences. (Running on oeis4.)