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A049744 as a simple table

na(n)
05
19
221
337
457
589
6121
7161
8213
9261
10325
11385
12457
13545
14621
15717
16805
17917
181033
191137
201265
211389
221533
231669
241801
251969
262129
272305
282469
292637
302837
313017
323233
333425
343641
353861
364061
374309
384537
394785
405033
415273

[5,9,21,37,57,89,121,161,213,261,325,385,457,545,
 621,717,805,917,1033,1137,1265,1389,1533,1669,
 1801,1969,2129,2305,2469,2637,2837,3017,3233,3425,
 3641,3861,4061,4309,4537,4785,5033,5273]