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A086755 as a simple table

n a(n)
0 2
1 20
2 92
3 292
4 742
5 1624
6 3192
7 5784
8 9834
9 15884
10 24596
11 36764
12 53326
13 75376
14 104176
15 141168
16 187986
17 246468
18 318668
19 406868
20 513590
21 641608
22 793960
23 973960
24 1185210
25 1431612
26 1717380
27 2047052
28 2425502
29 2857952
30 3349984
31 3907552

[2,20,92,292,742,1624,3192,5784,9834,15884,24596,
 36764,53326,75376,104176,141168,187986,246468,
 318668,406868,513590,641608,793960,973960,1185210,
 1431612,1717380,2047052,2425502,2857952,3349984,
 3907552]

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Last modified April 23 02:53 EDT 2024. Contains 371906 sequences. (Running on oeis4.)