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A305781 as a simple table

n a(n)
7 1
8 7
9 37
10 169
11 763
12 3287
13 14402
14 60752
15 261772
16 1085823
17 4614736
18 18868613
19 79286687
20 320425251
21 1333901662
22 5341972670
23 22066221462
24 87764483463
25 360206083844
26 1425407602339
27 5819322422329
28 22944438320083
29 93269292846714
30 366809712490908
31 1485913213777040

[1,7,37,169,763,3287,14402,60752,261772,1085823,
 4614736,18868613,79286687,320425251,1333901662,
 5341972670,22066221462,87764483463,360206083844,
 1425407602339,5819322422329,22944438320083,
 93269292846714,366809712490908,1485913213777040]

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Last modified July 13 18:54 EDT 2024. Contains 374285 sequences. (Running on oeis4.)