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”).

A056145 as a simple table

na(n)
13
25
37
473
528807
631727
7262657
8295433
91311749
101385621
111478189
121540157
131543741
141549501
151551037
161865159
171932247
182031599
192067007
202085247
212087807
2283914757
2384663941
2485742021
2585808581
2688779413
2789420117
2889466197
2989924053
3090169301
3194971053
3294983341

[3,5,7,73,28807,31727,262657,295433,1311749,
 1385621,1478189,1540157,1543741,1549501,1551037,
 1865159,1932247,2031599,2067007,2085247,2087807,
 83914757,84663941,85742021,85808581,88779413,
 89420117,89466197,89924053,90169301,94971053,
 94983341]