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A164123 as a simple table

n a(n)
1 1
2 4
3 7
4 16
5 25
6 52
7 79
8 160
9 241
10 484
11 727
12 1456
13 2185
14 4372
15 6559
16 13120
17 19681
18 39364
19 59047
20 118096
21 177145
22 354292
23 531439
24 1062880
25 1594321
26 3188644
27 4782967
28 9565936
29 14348905
30 28697812
31 43046719
32 86093440
33 129140161
34 258280324
35 387420487
36 774840976
37 1162261465

[1,4,7,16,25,52,79,160,241,484,727,1456,2185,4372,
 6559,13120,19681,39364,59047,118096,177145,354292,
 531439,1062880,1594321,3188644,4782967,9565936,
 14348905,28697812,43046719,86093440,129140161,
 258280324,387420487,774840976,1162261465]

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Last modified April 24 16:34 EDT 2024. Contains 371961 sequences. (Running on oeis4.)