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A263689 as a simple table

n a(n)
0 1
1 1
2 2
3 34
4 277
5 1301
6 4426
7 12202
8 29009
9 61777
10 120826
11 220826
12 381877
13 630709
14 1002002
15 1539826
16 2299201
17 3347777
18 4767634
19 6657202
20 9133301
21 12333301
22 16417402
23 21571034
24 28007377
25 35970001
26 45735626
27 57617002
28 71965909
29 89176277
30 109687426
31 133987426
32 162616577
33 196171009
34 235306402
35 280741826

[1,1,2,34,277,1301,4426,12202,29009,61777,120826,
 220826,381877,630709,1002002,1539826,2299201,
 3347777,4767634,6657202,9133301,12333301,16417402,
 21571034,28007377,35970001,45735626,57617002,
 71965909,89176277,109687426,133987426,162616577,
 196171009,235306402,280741826]

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Last modified April 24 10:00 EDT 2024. Contains 371935 sequences. (Running on oeis4.)