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A080040 as a simple table

n a(n)
0 2
1 2
2 8
3 20
4 56
5 152
6 416
7 1136
8 3104
9 8480
10 23168
11 63296
12 172928
13 472448
14 1290752
15 3526400
16 9634304
17 26321408
18 71911424
19 196465664
20 536754176
21 1466439680
22 4006387712
23 10945654784
24 29904084992
25 81699479552
26 223207129088
27 609813217280
28 1666040692736
29 4551707820032

[2,2,8,20,56,152,416,1136,3104,8480,23168,63296,
 172928,472448,1290752,3526400,9634304,26321408,
 71911424,196465664,536754176,1466439680,
 4006387712,10945654784,29904084992,81699479552,
 223207129088,609813217280,1666040692736,
 4551707820032]

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Last modified April 18 04:22 EDT 2024. Contains 371767 sequences. (Running on oeis4.)