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A001372 as a simple table

n a(n)
0 1
1 1
2 3
3 7
4 19
5 47
6 130
7 343
8 951
9 2615
10 7318
11 20491
12 57903
13 163898
14 466199
15 1328993
16 3799624
17 10884049
18 31241170
19 89814958
20 258604642
21 745568756
22 2152118306
23 6218869389
24 17988233052
25 52078309200
26 150899223268
27 437571896993
28 1269755237948
29 3687025544605
30 10712682919341
31 31143566495273
32 90587953109272
33 263627037547365

[1,1,3,7,19,47,130,343,951,2615,7318,20491,57903,
 163898,466199,1328993,3799624,10884049,31241170,
 89814958,258604642,745568756,2152118306,
 6218869389,17988233052,52078309200,150899223268,
 437571896993,1269755237948,3687025544605,
 10712682919341,31143566495273,90587953109272,
 263627037547365]

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Last modified April 25 09:56 EDT 2024. Contains 371967 sequences. (Running on oeis4.)