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A340825 as a simple table

n a(n)
-1 1
0 2
1 4
2 10
3 28
4 76
5 206
6 561
7 1524
8 4143
9 11261
10 30611
11 83210
12 226188
13 614843
14 1671317
15 4543110
16 12349453
17 33569293
18 91250800
19 248045393
20 674257283
21 1832821321
22 4982124892
23 13542819562
24 36813200321
25 100068653479
26 272014802350
27 739412894299
28 2009932634301

[1,2,4,10,28,76,206,561,1524,4143,11261,30611,
 83210,226188,614843,1671317,4543110,12349453,
 33569293,91250800,248045393,674257283,1832821321,
 4982124892,13542819562,36813200321,100068653479,
 272014802350,739412894299,2009932634301]

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Last modified May 22 01:33 EDT 2024. Contains 372741 sequences. (Running on oeis4.)