login

Year-end appeal: Please make a donation to the OEIS Foundation to support ongoing development and maintenance of the OEIS. We are now in our 61st year, we have over 378,000 sequences, and we’ve reached 11,000 citations (which often say “discovered thanks to the OEIS”).

A217566 as a simple table

na(n)
111
223
347
4167
5409
6719
7769
8907
9911
101129
111249
121259
131327
141759
151831
161847
172179
182281
192399
202473
212579
223313
233413
243433
253449
263761
273967
284079
294201
304373
314861
324919
335113
345119
355209
365227
375449
385623
395711
405717
415807
425927
435939
445953
456173

[11,23,47,167,409,719,769,907,911,1129,1249,1259,
 1327,1759,1831,1847,2179,2281,2399,2473,2579,3313,
 3413,3433,3449,3761,3967,4079,4201,4373,4861,4919,
 5113,5119,5209,5227,5449,5623,5711,5717,5807,5927,
 5939,5953,6173]