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A097972 as a simple table

n a(n)
1 18
2 40
3 154
4 340
5 928
6 1804
7 3658
8 5254
9 10504
10 11770
11 19180
12 22648
13 32578
14 37054
15 39400
16 52210
17 57838
18 73168
19 79804
20 97654
21 121450
22 176818
23 187054
24 213904
25 273004
26 325468
27 360598
28 382540
29 412804
30 436258
31 656908
32 676504
33 686410
34 737020
35 778804

[18,40,154,340,928,1804,3658,5254,10504,11770,
 19180,22648,32578,37054,39400,52210,57838,73168,
 79804,97654,121450,176818,187054,213904,273004,
 325468,360598,382540,412804,436258,656908,676504,
 686410,737020,778804]

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Last modified May 10 10:39 EDT 2024. Contains 372377 sequences. (Running on oeis4.)