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A180806 as a simple table

n a(n)
1 0
2 6
3 42
4 166
5 612
6 1649
7 4501
8 9772
9 21631
10 39911
11 78602
12 131634
13 234593
14 361145
15 603810
16 883492
17 1396448
18 1928226
19 2949092
20 3948312
21 5771436
22 7496953
23 10742472
24 13520820
25 18931459
26 23338564
27 31813882
28 38799595
29 52158316
30 61609006
31 82337294

[0,6,42,166,612,1649,4501,9772,21631,39911,78602,
 131634,234593,361145,603810,883492,1396448,
 1928226,2949092,3948312,5771436,7496953,10742472,
 13520820,18931459,23338564,31813882,38799595,
 52158316,61609006,82337294]

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Last modified April 19 18:00 EDT 2024. Contains 371797 sequences. (Running on oeis4.)