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A207246 as a simple table

n a(n)
1 21
2 441
3 2491
4 13494
5 58026
6 197256
7 683257
8 2037721
9 5952936
10 16732138
11 44859931
12 119159921
13 307712676
14 784050794
15 1976285122
16 4919758858
17 12172588913
18 29902600211
19 73076993300
20 177908921984
21 431510277616
22 1043914139326

[21,441,2491,13494,58026,197256,683257,2037721,
 5952936,16732138,44859931,119159921,307712676,
 784050794,1976285122,4919758858,12172588913,
 29902600211,73076993300,177908921984,431510277616,
 1043914139326]

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Last modified March 28 05:39 EDT 2024. Contains 371235 sequences. (Running on oeis4.)