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A277411 as a simple table

n a(n)
1 0
2 3
3 13
4 38
5 94
6 213
7 459
8 960
9 1972
10 4007
11 8089
12 16266
13 32634
14 65385
15 130903
16 261956
17 524080
18 1048347
19 2096901
20 4194030
21 8388310
22 16776893
23 33554083
24 67108488
25 134217324
26 268435023
27 536870449
28 1073741330
29 2147483122
30 4294966737
31 8589933999
32 17179868556
33 34359737704
34 68719476035
35 137438952733
36 274877906166
37 549755813070
38 1099511626917
39 2199023254651
40 4398046510160

[0,3,13,38,94,213,459,960,1972,4007,8089,16266,
 32634,65385,130903,261956,524080,1048347,2096901,
 4194030,8388310,16776893,33554083,67108488,
 134217324,268435023,536870449,1073741330,
 2147483122,4294966737,8589933999,17179868556,
 34359737704,68719476035,137438952733,274877906166,
 549755813070,1099511626917,2199023254651,
 4398046510160]

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Last modified December 6 12:01 EST 2022. Contains 358634 sequences. (Running on oeis4.)