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A246313 as a simple table

n a(n)
0 -1
1 3
2 7
3 27
4 95
5 339
6 1207
7 4299
8 15311
9 54531
10 194215
11 691707
12 2463551
13 8774067
14 31249303
15 111296043
16 396386735
17 1411752291
18 5028030343
19 17907595611
20 63778847519
21 227151733779
22 809012896375
23 2881342156683
24 10262052262799
25 36548841101763
26 130170627830887
27 463609565696187
28 1651169952750335

[-1,3,7,27,95,339,1207,4299,15311,54531,194215,
 691707,2463551,8774067,31249303,111296043,
 396386735,1411752291,5028030343,17907595611,
 63778847519,227151733779,809012896375,
 2881342156683,10262052262799,36548841101763,
 130170627830887,463609565696187,1651169952750335]

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Last modified March 28 16:58 EDT 2024. Contains 371254 sequences. (Running on oeis4.)