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A022602 as a simple table

n a(n)
0 1
1 -7
2 21
3 -42
4 84
5 -175
6 322
7 -547
8 931
9 -1561
10 2527
11 -3976
12 6167
13 -9485
14 14336
15 -21280
16 31304
17 -45696
18 65940
19 -94122
20 133371
21 -187734
22 262143
23 -363265
24 500381
25 -685503
26 933506
27 -1263794
28 1702590
29 -2283379
30 3047597

[1,-7,21,-42,84,-175,322,-547,931,-1561,2527,
 -3976,6167,-9485,14336,-21280,31304,-45696,65940,
 -94122,133371,-187734,262143,-363265,500381,
 -685503,933506,-1263794,1702590,-2283379,3047597]

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Last modified May 16 16:26 EDT 2024. Contains 372554 sequences. (Running on oeis4.)