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A000696 as a simple table

na(n)
11
27
331
437
5109
6121
7127
8133
9151
10157
11403
12421
13511
14529
15631
16637
17661
18679
191579
201621
211633
221969
231981
242017
252041
262047
272053
282071
292077
302143
312149
322167
332173
342401
352527
362557
372677
386493
396559
406643
416661
426703
436733
446871

[1,7,31,37,109,121,127,133,151,157,403,421,511,
 529,631,637,661,679,1579,1621,1633,1969,1981,2017,
 2041,2047,2053,2071,2077,2143,2149,2167,2173,2401,
 2527,2557,2677,6493,6559,6643,6661,6703,6733,6871]