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A027818 as a simple table

n a(n)
0 1
1 14
2 84
3 336
4 1050
5 2772
6 6468
7 13728
8 27027
9 50050
10 88088
11 148512
12 241332
13 379848
14 581400
15 868224
16 1268421
17 1817046
18 2557324
19 3542000
20 4834830
21 6512220
22 8665020
23 11400480
24 14844375
25 19143306
26 24467184
27 31011904
28 39002216
29 48694800
30 60381552
31 74393088
32 91102473

[1,14,84,336,1050,2772,6468,13728,27027,50050,
 88088,148512,241332,379848,581400,868224,1268421,
 1817046,2557324,3542000,4834830,6512220,8665020,
 11400480,14844375,19143306,24467184,31011904,
 39002216,48694800,60381552,74393088,91102473]

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Last modified April 18 06:24 EDT 2024. Contains 371769 sequences. (Running on oeis4.)