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”).

A050164 as a simple table

na(n)
01
14
25
314
420
521
648
775
883
984
10165
11275
12319
13329
14330
15572
161001
171209
181274
191286
201287
212002
223640
234550
244900
254990
265004
275005
287072
2913260
3017068
3118768
3219312
3319431
3419447
3519448

[1,4,5,14,20,21,48,75,83,84,165,275,319,329,330,
 572,1001,1209,1274,1286,1287,2002,3640,4550,4900,
 4990,5004,5005,7072,13260,17068,18768,19312,19431,
 19447,19448]