# A046950 (b-file synthesized from sequence entry)
0 1
1 25
2 49
3 169
4 625
5 1369
6 3025
7 7921
8 18769
9 37249
10 208849
11 3485689
12 4950625
13 7756225
14 225150025
15 48195616225
16 264353307409
17 453673643809
18 1278932548201
19 5225490897028249
20 6290436331177441
21 16712972707067569