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A084537 as a simple table

n a(n)
0 1
1 1
2 3
3 7
4 13
5 21
6 31
7 43
8 57
9 73
10 91
11 111
12 133
13 157
14 183
15 211
16 241
17 273
18 307
19 343
20 381
21 421 

[1,1,3,7,13,21,31,43,57,73,91,111,133,157,183,211,
 241,273,307,343,381,421]

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Last modified April 24 22:17 EDT 2024. Contains 371964 sequences. (Running on oeis4.)