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A006951 as a simple table

n a(n)
0 1
1 1
2 3
3 6
4 14
5 27
6 60
7 117
8 246
9 490
10 1002
11 1998
12 4053
13 8088
14 16284
15 32559
16 65330
17 130626
18 261726
19 523374
20 1047690
21 2095314
22 4192479
23 8384808
24 16773552
25 33546736
26 67101273
27 134202258
28 268420086
29 536839446
30 1073710914
31 2147420250
32 4294904430
33 8589807438

[1,1,3,6,14,27,60,117,246,490,1002,1998,4053,8088,
 16284,32559,65330,130626,261726,523374,1047690,
 2095314,4192479,8384808,16773552,33546736,
 67101273,134202258,268420086,536839446,1073710914,
 2147420250,4294904430,8589807438]

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Last modified April 25 05:18 EDT 2024. Contains 371964 sequences. (Running on oeis4.)